CVE-2026-28686 — Heap-based Buffer Overflow in Imagemagick

CWE-122 — Heap-based Buffer OverflowCWE-131 — Incorrect Calculation of Buffer Size7 documents6 sources
Severity
6.8MEDIUMNVD
EPSS
0.0%
top 95.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
ImagemagickDebian Imagemagick
Timeline
PublishedMar 10
Latest updateMar 12

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-16 and 6.9.13-41, A heap-buffer-overflow vulnerability exists in the PCL encode due to an undersized output buffer allocation. This vulnerability is fixed in 7.1.2-16 and 6.9.13-41.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:HExploitability: 2.5 | Impact: 4.2

Affected Packages4 packages

▶debiandebian/imagemagick< imagemagick 8:7.1.2.16+dfsg1-1 (forky)
▶NVDimagemagick/imagemagick7.0.0-0 — 7.1.2-16+1
▶Debianimagemagick/imagemagick< 8:7.1.1.43+dfsg1-1+deb13u7+1
▶CVEListV5imagemagick/imagemagick>= 7.0.0, < 7.1.2-16

🔴Vulnerability Details

3
GHSA
ImageMagick: Write heap-buffer-overflow in PCL encoder via undersized output buffer↗2026-03-12
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OSV
ImageMagick: Write heap-buffer-overflow in PCL encoder via undersized output buffer↗2026-03-12
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OSV
CVE-2026-28686: ImageMagick is free and open-source software used for editing and manipulating digital images↗2026-03-10
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📋Vendor Advisories

2
Red Hat
ImageMagick: ImageMagick: Denial of Service via heap-buffer-overflow in PCL encode↗2026-03-09
▶
Debian
CVE-2026-28686: imagemagick - ImageMagick is free and open-source software used for editing and manipulating d...↗2026
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🕵️Threat Intelligence

1
Wiz
CVE-2026-28686 Impact, Exploitability, and Mitigation Steps | Wiz↗
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CVE-2026-28686 — Heap-based Buffer Overflow | cvebase