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CVE-2026-8450

HTTP::Daemon versions before 6.17 for Perl allow OS command injection via send_file(). send_file() opens its string argument with Perl's 2-arg open(). The 2-arg form interprets magic prefixes: '| cmd' and 'cmd |' open a pipe to a subprocess, '> path' and '>> path' open the path for write or append. Untrusted input passed to send_file() can run OS commands at the daemon process UID. The read-pipe form ('cmd |') also leaks subprocess stdout into the HTTP response body. The write-mode forms can c
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:cc000f6a9fb5a24145abd2e587fdceb2aaea610c69dca05352cf6295a1792aa0
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
3

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 5 assertions

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:8::crb"],"defaultStatus":"affected","packageName":"perl-HTTP-Daemon","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:6.01-24.el8_10","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/affected/1

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:9::crb"],"defaultStatus":"affected","packageName":"perl-HTTP-Daemon","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:6.12-6.el9_8.1","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/affected/2

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:7"],"defaultStatus":"affected","packageName":"perl-HTTP-Daemon","product":"Red Hat Enterprise Linux 7","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/affected/3

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:10.2"],"defaultStatus":"affected","packageName":"perl-HTTP-Daemon","product":"Red Hat Enterprise Linux 10","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:6.16-7.el10_2.1","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/affected/0

{"collectionURL":"https://cpan.org/modules","defaultStatus":"unaffected","packageName":"HTTP-Daemon","product":"HTTP::Daemon","programFiles":["lib/HTTP/Daemon.pm"],"programRoutines":[{"name":"HTTP::Daemon::ClientConn::send_file"}],"repo":"https://github.com/libwww-perl/HTTP-Daemon","vendor":"OALDERS","versions":[{"lessThan":"6.17","status":"affected","version":"0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/cna/affected/0
cvss · 2 assertions

{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/metrics/1/cvssV3_1

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/1/metrics/0/cvssV3_1
cwe · 3 assertions

{"cweId":"CWE-78","description":"CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-73","description":"CWE-73 External Control of File Name or Path","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-78","description":"Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/problemTypes/0/descriptions/0

Affected products and versions

5 source assertions
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:8::crb"],"defaultStatus":"affected","packageName":"perl-HTTP-Daemon","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:6.01-24.el8_10","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/affected/1
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:9::crb"],"defaultStatus":"affected","packageName":"perl-HTTP-Daemon","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:6.12-6.el9_8.1","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/affected/2
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:7"],"defaultStatus":"affected","packageName":"perl-HTTP-Daemon","product":"Red Hat Enterprise Linux 7","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/affected/3
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:10.2"],"defaultStatus":"affected","packageName":"perl-HTTP-Daemon","product":"Red Hat Enterprise Linux 10","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:6.16-7.el10_2.1","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/affected/0
{"collectionURL":"https://cpan.org/modules","defaultStatus":"unaffected","packageName":"HTTP-Daemon","product":"HTTP::Daemon","programFiles":["lib/HTTP/Daemon.pm"],"programRoutines":[{"name":"HTTP::Daemon::ClientConn::send_file"}],"repo":"https://github.com/libwww-perl/HTTP-Daemon","vendor":"OALDERS","versions":[{"lessThan":"6.17","status":"affected","version":"0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/cna/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/metrics/1/cvssV3_1
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/1/metrics/0/cvssV3_1

CWE assertions

3 source assertions
{"cweId":"CWE-78","description":"CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-73","description":"CWE-73 External Control of File Name or Path","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-78","description":"Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/problemTypes/0/descriptions/0

Source references

11 source assertions
{"url":"http://www.openwall.com/lists/oss-security/2026/05/27/5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/0/references/0
{"tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:36187"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/references/5
{"tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:36188"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/references/4
{"tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:36189"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/references/3
{"tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2026-8450"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/references/0
{"name":"RHBZ#2481773","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2481773"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/references/1
{"tags":["patch"],"url":"https://github.com/libwww-perl/HTTP-Daemon/commit/945d35141d94490f749640bd4390acd6a2193995.patch"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/cna/references/1
{"tags":["issue-tracking"],"url":"https://github.com/libwww-perl/HTTP-Daemon/pull/89"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/cna/references/0
{"url":"https://lists.debian.org/debian-lts-announce/2026/06/msg00028.html"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/0/references/1
{"tags":["release-notes"],"url":"https://metacpan.org/release/OALDERS/HTTP-Daemon-6.17/changes"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/cna/references/2
{"tags":["x_sadp-csaf-vex"],"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-8450.json"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:df00340eb90c3d7c3cf5b4677d202ae03ee8bb881f33224f10e64c68a7803772 · sha256:bd2d2509c44cefa9… · /containers/adp/2/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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