CVE-2025-53644

OpenCV contains a use after free buffer write due to an uninitialized pointer

OpenCV is an Open Source Computer Vision Library. Versions 4.10.0 and 4.11.0 have an uninitialized pointer variable on stack that may lead to arbitrary heap buffer write when reading crafted JPEG images. Version 4.12.0 fixes the vulnerability.

Affected

opencv

CVSS v4.0 GITHUB

6.6 MEDIUMCVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 NVD

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.44% chance of exploitation in the next 30 days, 37th percentile

Published

2025-07-17

Updated

2025-09-26

Proof-of-concept exploits (1)

• https://securitylab.github.com/advisories/GHSL-2025-057_OpenCV/

Security advisories

• https://securitylab.github.com/advisories/GHSL-2025-057_OpenCV
• opencv/opencv/issues/27271

References

• CVE Record
• NVD entry