CVE Explorer

CVE-2026-42590

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.30.0, The ExifTool metadata write blocklist in Gotenberg can be bypassed using ExifTool's group-prefix syntax, enabling arbitrary file rename, move, hardlink, and symlink creation on the server. ExifTool supports group-prefix syntax where File:FileName is processed identically to FileName -- the prefix is stripped by SetNewValue in Writer.pl before tag matching. The safeKeyPattern regex (^[a-zA-Z0-9\-_.:]+$) allows colons, so

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:72ea70507931b560cd8fd206afc6202272e3066e12a5f91c928a765904ddcc13

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"product":"gotenberg","vendor":"gotenberg","versions":[{"status":"affected","version":"< 8.30.0"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:0c90ed7443e300800afc834943b95be2dcbd03d34e2d31254f732d30d40f890f · sha256:cf228876788b5086… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":8.2,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:0c90ed7443e300800afc834943b95be2dcbd03d34e2d31254f732d30d40f890f · sha256:cf228876788b5086… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-184","description":"CWE-184: Incomplete List of Disallowed Inputs","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:0c90ed7443e300800afc834943b95be2dcbd03d34e2d31254f732d30d40f890f · sha256:cf228876788b5086… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions

{"name":"https://github.com/gotenberg/gotenberg/security/advisories/GHSA-7v3r-m9c8-r855","tags":["x_refsource_CONFIRM"],"url":"https://github.com/gotenberg/gotenberg/security/advisories/GHSA-7v3r-m9c8-r855"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:0c90ed7443e300800afc834943b95be2dcbd03d34e2d31254f732d30d40f890f · sha256:cf228876788b5086… · /containers/cna/references/0

{"tags":["exploit"],"url":"https://github.com/gotenberg/gotenberg/security/advisories/GHSA-7v3r-m9c8-r855"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:0c90ed7443e300800afc834943b95be2dcbd03d34e2d31254f732d30d40f890f · sha256:cf228876788b5086… · /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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