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CVE-2026-40281

Gotenberg is a Docker-powered stateless API for PDF files. In versions 8.30.1 and earlier, the metadata write endpoint validates metadata keys for control characters but leaves metadata values unsanitized. A newline character in a metadata value splits the ExifTool stdin line into two separate arguments, allowing injection of arbitrary ExifTool pseudo-tags such as -FileName, -Directory, -SymLink, and -HardLink. This is a bypass of the incomplete key-sanitization fix introduced in v8.30.1. An una
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:91d6ad0cc1df75e69dc283e1083a9addef336b189a1f0f14a7cfa23d6899f073
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"gotenberg","vendor":"gotenberg","versions":[{"status":"affected","version":"<= 8.30.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:7b7713ab3e350652e74f5d5b00143246edef1e15d258f342cd1ba62fd55abdc4 · sha256:642e19df7f7c2782… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":10,"baseSeverity":"CRITICAL","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:7b7713ab3e350652e74f5d5b00143246edef1e15d258f342cd1ba62fd55abdc4 · sha256:642e19df7f7c2782… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-88","description":"CWE-88: Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:7b7713ab3e350652e74f5d5b00143246edef1e15d258f342cd1ba62fd55abdc4 · sha256:642e19df7f7c2782… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/gotenberg/gotenberg/commit/405f1069c026bb08f319fb5a44e5c67c33208318","tags":["x_refsource_MISC"],"url":"https://github.com/gotenberg/gotenberg/commit/405f1069c026bb08f319fb5a44e5c67c33208318"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:7b7713ab3e350652e74f5d5b00143246edef1e15d258f342cd1ba62fd55abdc4 · sha256:642e19df7f7c2782… · /containers/cna/references/1
{"name":"https://github.com/gotenberg/gotenberg/security/advisories/GHSA-q7r4-hc83-hf2q","tags":["x_refsource_CONFIRM"],"url":"https://github.com/gotenberg/gotenberg/security/advisories/GHSA-q7r4-hc83-hf2q"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:7b7713ab3e350652e74f5d5b00143246edef1e15d258f342cd1ba62fd55abdc4 · sha256:642e19df7f7c2782… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/gotenberg/gotenberg/security/advisories/GHSA-q7r4-hc83-hf2q"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:7b7713ab3e350652e74f5d5b00143246edef1e15d258f342cd1ba62fd55abdc4 · sha256:642e19df7f7c2782… · /containers/adp/0/references/0

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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