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CVE-2026-34603

Tina is a headless content management system. Prior to version 2.2.2, @tinacms/cli recently added lexical path-traversal checks to the dev media routes, but the implementation still validates only the path string and does not resolve symlink or junction targets. If a link already exists under the media root, Tina accepts a path like pivot/written-from-media.txt as "inside" the media directory and then performs real filesystem operations through that link target. This allows out-of-root media lis
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:cc0f2b72ec7d752ce8406834514e08253711273a9d64405e35674fca9db29172
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-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ace8a36c0fe342680db50954db532bc1d821eac465f8d135bc24c0690caae744 · sha256:61a12908662bfbdc… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-59","description":"CWE-59: Improper Link Resolution Before File Access ('Link Following')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ace8a36c0fe342680db50954db532bc1d821eac465f8d135bc24c0690caae744 · sha256:61a12908662bfbdc… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"tinacms","vendor":"tinacms","versions":[{"status":"affected","version":"< 2.2.2"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ace8a36c0fe342680db50954db532bc1d821eac465f8d135bc24c0690caae744 · sha256:61a12908662bfbdc… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ace8a36c0fe342680db50954db532bc1d821eac465f8d135bc24c0690caae744 · sha256:61a12908662bfbdc… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ace8a36c0fe342680db50954db532bc1d821eac465f8d135bc24c0690caae744 · sha256:61a12908662bfbdc… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-59","description":"CWE-59: Improper Link Resolution Before File Access ('Link Following')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ace8a36c0fe342680db50954db532bc1d821eac465f8d135bc24c0690caae744 · sha256:61a12908662bfbdc… · /containers/cna/problemTypes/1/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/tinacms/tinacms/commit/f124eabaca10dac9a4d765c9e4135813c4830955","tags":["x_refsource_MISC"],"url":"https://github.com/tinacms/tinacms/commit/f124eabaca10dac9a4d765c9e4135813c4830955"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ace8a36c0fe342680db50954db532bc1d821eac465f8d135bc24c0690caae744 · sha256:61a12908662bfbdc… · /containers/cna/references/1
{"name":"https://github.com/tinacms/tinacms/security/advisories/GHSA-g87c-r2jp-293w","tags":["x_refsource_CONFIRM"],"url":"https://github.com/tinacms/tinacms/security/advisories/GHSA-g87c-r2jp-293w"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ace8a36c0fe342680db50954db532bc1d821eac465f8d135bc24c0690caae744 · sha256:61a12908662bfbdc… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/tinacms/tinacms/security/advisories/GHSA-g87c-r2jp-293w"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ace8a36c0fe342680db50954db532bc1d821eac465f8d135bc24c0690caae744 · sha256:61a12908662bfbdc… · /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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