01 Record
CVE-2026-96643
Pillow: PNG eXIf chunk makes EXIF parsing run in quadratic time
HighPUBLISHEDCNA: GitHub_M
CNA base score7.1 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
02 Description
Pillow: PNG eXIf chunk makes EXIF parsing run in quadratic time
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- Not scored by EPSS
- EPSS percentile
- Not scored by EPSS
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Not recorded
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-21 20:56Z1 HR AGO
- Last updated
- 2026-10-21 20:56Z1 HR AGO
- Reserved
- 2026-09-23
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.1)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- Weaknesses
- CWE-407Inefficient Algorithmic ComplexityClass
- Data version
- 5.2
- Document digest
- fc3df040a948b386b8f4270581f4feef2495cccfdcea116b968b596199bb32df
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/python-pillow/Pillow/security/advisories/GHSA-g4qv-2jxx-769h
- github.comhttps://github.com/python-pillow/Pillow/pull/10073
- github.comhttps://github.com/python-pillow/Pillow/commit/806e38381c781f32bbd22f4cd026678acd40fd6c
- github.comhttps://github.com/python-pillow/Pillow/releases/tag/13.0.0