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🛡️ CVE-2026-56374 on Debian 13 (Root.io) — imagemagick

🟠 CVSS 8.0 — High ✅ No Known Exploit OSV
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

CVE-2026-56374 in imagemagick - Patched by Root

Root has patched CVE-2026-56374 in the imagemagick package for Root:Debian:13. Multiple fixed versions available.

Distribution advisory

This page covers CVE-2026-56374 as tracked by Debian 13 (Root.io), for the package imagemagick. The fix is available in version 8:7.1.1.43+dfsg1-1+deb13u11.root.io.35; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability low. (rating taken from the base CVE record.)

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

  • Attack vector: Local — a local account, shell or session on the host is needed.
  • Attack complexity: Low — the attack works reliably, with no preparation.
  • Privileges required: None — an unauthenticated stranger can try it.
  • User interaction: Required — someone has to click, open or visit something.
  • Scope: Unchanged — the damage stays inside the vulnerable component.
  • Confidentiality impact: None.
  • Integrity impact: None.
  • Availability impact: Low — limited, and the attacker does not choose what is affected.

Weakness class

ROOT-OS-DEBIAN-13-CVE-2026-56374 is classified as CWE-125: Out-of-bounds Read. The code reads past the limits of a buffer, exposing adjacent memory contents or crashing the process.

Affected software

ROOT-OS-DEBIAN-13-CVE-2026-56374 is recorded against 2 packages.

  • imagemagick (fixed in 8:7.1.1.43+dfsg1-1+deb13u11.root.io.35)
  • rootio-imagemagick (fixed in 8:7.1.1.43+dfsg1-1+deb13u11.root.io.35)

Timeline and source

Published on 11 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

Other advisories for this package

imagemagick has other advisories on record. If you are patching this one, these are worth checking on the same host:

Same weakness in other software

These advisories are the same class of weakness (CWE-125: Out-of-bounds Read) in other software:

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-08-11
Updated 2026-08-20
Modified 2026-08-11
Fix URL N/A

Affected Packages

Software From version Fixed in
imagemagick — 8:7.1.1.43+dfsg1-1+deb13u11.root.io.35
rootio-imagemagick — 8:7.1.1.43+dfsg1-1+deb13u11.root.io.35

References

N/A

Similar Threats

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