Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-56021

Webmin allows unauthenticated attackers to read the contents of any file ending in .conf within module directories, due to a bypassable regex pattern.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:55278d5ee904aa9fb7f279945b2fcc5c065fa6da43fee6129f799160c890387f
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 2 assertions

{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":6.9,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1aa2c9a37b6768f53492e9bebea0a6df26feb77ff10b84357b87f21a769c6e87 · sha256:6cad93f8d1378968… · /containers/cna/metrics/1/cvssV4_0

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1aa2c9a37b6768f53492e9bebea0a6df26feb77ff10b84357b87f21a769c6e87 · sha256:6cad93f8d1378968… · /containers/cna/metrics/0/cvssV3_1
cwe · 2 assertions

{"cweId":"CWE-777","description":"CWE-777 Regular Expression without Anchors","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1aa2c9a37b6768f53492e9bebea0a6df26feb77ff10b84357b87f21a769c6e87 · sha256:6cad93f8d1378968… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-185","description":"CWE-185 Incorrect Regular Expression","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1aa2c9a37b6768f53492e9bebea0a6df26feb77ff10b84357b87f21a769c6e87 · sha256:6cad93f8d1378968… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"defaultStatus":"unknown","product":"Webmin","vendor":"Webmin","versions":[{"status":"affected","version":"*"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1aa2c9a37b6768f53492e9bebea0a6df26feb77ff10b84357b87f21a769c6e87 · sha256:6cad93f8d1378968… · /containers/cna/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":6.9,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1aa2c9a37b6768f53492e9bebea0a6df26feb77ff10b84357b87f21a769c6e87 · sha256:6cad93f8d1378968… · /containers/cna/metrics/1/cvssV4_0
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1aa2c9a37b6768f53492e9bebea0a6df26feb77ff10b84357b87f21a769c6e87 · sha256:6cad93f8d1378968… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-777","description":"CWE-777 Regular Expression without Anchors","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1aa2c9a37b6768f53492e9bebea0a6df26feb77ff10b84357b87f21a769c6e87 · sha256:6cad93f8d1378968… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-185","description":"CWE-185 Incorrect Regular Expression","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1aa2c9a37b6768f53492e9bebea0a6df26feb77ff10b84357b87f21a769c6e87 · sha256:6cad93f8d1378968… · /containers/cna/problemTypes/0/descriptions/0

Source references

4 source assertions
{"name":"url","tags":["release-notes"],"url":"https://github.com/webmin/webmin/releases/tag/2.641"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1aa2c9a37b6768f53492e9bebea0a6df26feb77ff10b84357b87f21a769c6e87 · sha256:6cad93f8d1378968… · /containers/cna/references/1
{"name":"url","url":"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-169-02.json"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1aa2c9a37b6768f53492e9bebea0a6df26feb77ff10b84357b87f21a769c6e87 · sha256:6cad93f8d1378968… · /containers/cna/references/2
{"name":"url","tags":["release-notes"],"url":"https://webmin.com/security/#webmin-prior-to-2641"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1aa2c9a37b6768f53492e9bebea0a6df26feb77ff10b84357b87f21a769c6e87 · sha256:6cad93f8d1378968… · /containers/cna/references/0
{"name":"url","tags":["vdb-entry"],"url":"https://www.cve.org/CVERecord?id=CVE-2026-56021"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1aa2c9a37b6768f53492e9bebea0a6df26feb77ff10b84357b87f21a769c6e87 · sha256:6cad93f8d1378968… · /containers/cna/references/3

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.

← Back to CVE Explorer