Vulnerability DatabaseCVE-2026-42311
Mend.io Vulnerability Database
The largest open source vulnerability database
What is a Vulnerability ID?
New vulnerability? Tell us about it!
CVE-2026-42311
Published:May 09, 2026
Updated:May 14, 2026
Pillow is a Python imaging library. From version 10.3.0 to before version 12.2.0, processing a malicious PSD file could lead to memory corruption, potentially resulting in a crash or arbitrary code execution. This issue has been patched in version 12.2.0.
Affected Packages
pillow (CONDA):
Affected version(s) >=10.3.0 <12.2.0
Fix Suggestion:
Update to version 12.2.0
pillow (PYTHON):
Affected version(s) >=10.3.0 <12.2.0
Fix Suggestion:
Update to version 12.2.0
pillow (PYTHON):
Affected version(s) >=10.3.0 <12.2.0
Fix Suggestion:
Update to version 12.2.0
Related Resources (7)
https://github.com/python-pillow/Pillow/security/advisories/GHSA-pwv6-vv43-88gr
https://github.com/python-pillow/Pillow/releases/tag/12.2.0
https://github.com/python-pillow/Pillow/pull/9520
https://github.com/python-pillow/Pillow/commit/58f9a1d166dcb0c274807d4423522d205b0c35ea
https://nvd.nist.gov/vuln/detail/CVE-2026-42311
https://github.com/python-pillow/Pillow
https://github.com/python-pillow/Pillow/security/advisories/GHSA-cfh3-3jmp-rvhc
Do you need more information?
Contact Us
CVSS v4
Base Score:
8.6
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.4
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Out-of-bounds Write
CWE-787
Integer Overflow or Wraparound
CWE-190
EPSS
Base Score:
0.01