Time-of-Check to Time-of-Use Vulnerability in ImageMagick by ImageMagick Studio LLC
CVE-2026-86424

2LOW

Key Information:

Vendor

Imagemagick
Status
Imagemagick
Vendor
CVE Published:
7 September 2026

What is CVE-2026-86424?

A TOCTOU vulnerability in ImageMagick prior to version 7.1.2-30 and 6.9.13-55 allows attackers to exploit symlink swaps between the time of policy validation and the actual file write operation. This enables them to bypass restrictions that normally prevent writing to unauthorized locations, posing a significant security risk.

Affected Version(s)

ImageMagick 0 < 7.1.2-30

ImageMagick 0 < 6.9.13-55

ImageMagick 7.1.2-30

References

https://github.com/ImageMagick/ImageMagick/security/advis...
vendor-advisory
https://www.vulncheck.com/advisories/imagemagick-before-7...
third-party-advisory

CVSS V4

Score:
2
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Local
Attack Complexity:
High
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

rexpository
.