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CVE-2026-27809

psd-tools is a Python package for working with Adobe Photoshop PSD files. Prior to version 1.12.2, when a PSD file contains malformed RLE-compressed image data (e.g. a literal run that extends past the expected row size), decode_rle() raises ValueError which propagated all the way to the user, crashing psd.composite() and psd-tools export. decompress() already had a fallback that replaces failed channels with black pixels when result is None, but it never triggered because the ValueError from de
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:b090d98d717c1fd63aab92e207663da2771adf50fe6967e7a8bfa5de7af2302c
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 6 assertions

{"cweId":"CWE-190","description":"CWE-190: Integer Overflow or Wraparound","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/problemTypes/3/descriptions/0

{"cweId":"CWE-704","description":"CWE-704: Incorrect Type Conversion or Cast","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/problemTypes/5/descriptions/0

{"cweId":"CWE-409","description":"CWE-409: Improper Handling of Highly Compressed Data (Data Amplification)","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-755","description":"CWE-755: Improper Handling of Exceptional Conditions","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/problemTypes/4/descriptions/0

{"cweId":"CWE-617","description":"CWE-617: Reachable Assertion","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/problemTypes/2/descriptions/0

{"cweId":"CWE-789","description":"CWE-789: Memory Allocation with Excessive Size Value","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"psd-tools","vendor":"psd-tools","versions":[{"status":"affected","version":"< 1.12.2"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":6.8,"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:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

6 source assertions
{"cweId":"CWE-190","description":"CWE-190: Integer Overflow or Wraparound","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/problemTypes/3/descriptions/0
{"cweId":"CWE-704","description":"CWE-704: Incorrect Type Conversion or Cast","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/problemTypes/5/descriptions/0
{"cweId":"CWE-409","description":"CWE-409: Improper Handling of Highly Compressed Data (Data Amplification)","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-755","description":"CWE-755: Improper Handling of Exceptional Conditions","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/problemTypes/4/descriptions/0
{"cweId":"CWE-617","description":"CWE-617: Reachable Assertion","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/problemTypes/2/descriptions/0
{"cweId":"CWE-789","description":"CWE-789: Memory Allocation with Excessive Size Value","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/problemTypes/1/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/psd-tools/psd-tools/commit/6c0a78f195b5942757886a1863793fd5946c1fb1","tags":["x_refsource_MISC"],"url":"https://github.com/psd-tools/psd-tools/commit/6c0a78f195b5942757886a1863793fd5946c1fb1"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/references/1
{"name":"https://github.com/psd-tools/psd-tools/releases/tag/v1.12.2","tags":["x_refsource_MISC"],"url":"https://github.com/psd-tools/psd-tools/releases/tag/v1.12.2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/references/2
{"name":"https://github.com/psd-tools/psd-tools/security/advisories/GHSA-24p2-j2jr-386w","tags":["x_refsource_CONFIRM"],"url":"https://github.com/psd-tools/psd-tools/security/advisories/GHSA-24p2-j2jr-386w"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:129628bee18245720e4779f64ae42548703e9c39d3ac9ccf601f283930ea56f5 · sha256:19ec4f6d1b7d643e… · /containers/cna/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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