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CVE-2026-8503

Apache::Session::Generate::SHA256 versions before 1.3.19 for Perl create insecure session ids. Apache::Session::Generate::SHA256 generated session ids insecurely. The default session id generator returns a SHA-256 hash of the built-in rand() function, the epoch time, and the PID, that is hashed again. These are predictable, low-entropy sources. Predicable session ids could allow an attacker to gain access to systems. Note that version 1.3.19 has a fallback without warning to use insecure sessi
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:75da57bf618551386d7019c4dc5a090f87a55165105dea8ead1839c276f10fe6
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-340","description":"CWE-340 Generation of Predictable Numbers or Identifiers","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:9a69cd10be1e1aea9f6463e62c1b2e6cd79d6dd5e91e012f8cf897d0ed3594f7 · sha256:c414885499755e9e… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-338","description":"CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:9a69cd10be1e1aea9f6463e62c1b2e6cd79d6dd5e91e012f8cf897d0ed3594f7 · sha256:c414885499755e9e… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"collectionURL":"https://cpan.org/modules","defaultStatus":"unaffected","packageName":"Apache-Session-Browsable","product":"Apache::Session::Generate::SHA256","programFiles":["lib/Apache/Session/Generate/SHA256.pm"],"programRoutines":[{"name":"Apache::Session::Generate::SHA256#generate"}],"repo":"https://github.com/LemonLDAPNG/Apache-Session-Browseable","vendor":"GUIMARD","versions":[{"lessThan":"1.3.19","status":"affected","version":"0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:9a69cd10be1e1aea9f6463e62c1b2e6cd79d6dd5e91e012f8cf897d0ed3594f7 · sha256:c414885499755e9e… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:9a69cd10be1e1aea9f6463e62c1b2e6cd79d6dd5e91e012f8cf897d0ed3594f7 · sha256:c414885499755e9e… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-340","description":"CWE-340 Generation of Predictable Numbers or Identifiers","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:9a69cd10be1e1aea9f6463e62c1b2e6cd79d6dd5e91e012f8cf897d0ed3594f7 · sha256:c414885499755e9e… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-338","description":"CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:9a69cd10be1e1aea9f6463e62c1b2e6cd79d6dd5e91e012f8cf897d0ed3594f7 · sha256:c414885499755e9e… · /containers/cna/problemTypes/1/descriptions/0

Source references

5 source assertions
{"tags":["patch"],"url":"https://github.com/LemonLDAPNG/Apache-Session-Browseable/commit/cc915cbbd266776eec3dd8bf4748b15fa827dbd0.patch"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9a69cd10be1e1aea9f6463e62c1b2e6cd79d6dd5e91e012f8cf897d0ed3594f7 · sha256:c414885499755e9e… · /containers/cna/references/2
{"tags":["release-notes"],"url":"https://metacpan.org/release/GUIMARD/Apache-Session-Browseable-1.3.19/changes"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9a69cd10be1e1aea9f6463e62c1b2e6cd79d6dd5e91e012f8cf897d0ed3594f7 · sha256:c414885499755e9e… · /containers/cna/references/0
{"url":"https://metacpan.org/release/GUIMARD/Apache-Session-Browseable-1.3.19/diff/GUIMARD/Apache-Session-Browseable-1.3.18#lib/Apache/Session/Generate/SHA256.pm"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9a69cd10be1e1aea9f6463e62c1b2e6cd79d6dd5e91e012f8cf897d0ed3594f7 · sha256:c414885499755e9e… · /containers/cna/references/1
{"tags":["related"],"url":"https://www.cve.org/CVERecord?id=CVE-2025-40931"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9a69cd10be1e1aea9f6463e62c1b2e6cd79d6dd5e91e012f8cf897d0ed3594f7 · sha256:c414885499755e9e… · /containers/cna/references/3
{"tags":["related"],"url":"https://www.cve.org/CVERecord?id=CVE-2025-40932"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9a69cd10be1e1aea9f6463e62c1b2e6cd79d6dd5e91e012f8cf897d0ed3594f7 · sha256:c414885499755e9e… · /containers/cna/references/4

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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