CVE-2026-56366Published

ImageMagick - Memory Leak in META Reader APP1JPEG Error Path

Collected exploitation and prediction evidence

CISA KEV is observed exploitation evidence. FIRST EPSS is a dated prediction of exploitation in the next 30 days. Missing scores are unknown. This collector requests predictions only for explicit CVE aliases in the public NuGet archive; Microsoft release views retain their existing prediction scope.

CVE-2026-56366

No KEV entry is attached to this observation; this is not evidence that exploitation is absent.

FIRST EPSS: 0.17 % · percentile 6.36 % · scored 6 Nov 2026.

Observed 06 Nov 2026 19:10:17 UTC · Complete immutable risk JSON

cve-program · CVE-2026-56366

Published

ImageMagick before 7.1.2-18 contains a memory leak vulnerability in the META reader when processing APP1JPEG input paths. Attackers can trigger this memory leak by providing specially crafted APP1JPEG image files, causing denial of service through resource exhaustion.

Source published: 10 Jul 2026 13:57:58 UTC
Source modified: 29 Oct 2026 21:15:51 UTC
Observed here: 29 Oct 2026 22:48:55 UTC
Source terms: CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: cve-program · CVE Program Terms of Use. Source text is retained; field grouping and change labels are provided by ChangeIntel.

CVSS 4.0 · 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

CVSS 3.1 · 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

euvd · EUVD-2026-42888

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Jul 10, 2026, 1:57:58 PM

dateUpdated: Oct 29, 2026, 9:15:51 PM

6 related source bulletins · separate from aliases

SUSE-SU-2026:22829-1: Security update for ImageMagick

CVE-2026-55628 · CVE-2026-56362 · CVE-2026-56366 · CVE-2026-56372 · CVE-2026-56373 · CVE-2026-56377 · CVE-2026-61465 · CVE-2026-61857 · CVE-2026-61858 · CVE-2026-61861 · CVE-2026-61870

WID-SEC-W-2026-0849: ImageMagick: Mehrere Schwachstellen ermöglichen Denial of Service

CVE-2026-33535 · CVE-2026-33536 · CVE-2026-56366 · CVE-2026-56375

openSUSE-SU-2026:21391-1: Security update for ImageMagick

CVE-2026-55628 · CVE-2026-56362 · CVE-2026-56366 · CVE-2026-56372 · CVE-2026-56373 · CVE-2026-56377 · CVE-2026-61465 · CVE-2026-61857 · CVE-2026-61858 · CVE-2026-61861 · CVE-2026-61870

SUSE-SU-2026:3219-1: Security update for ImageMagick

CVE-2026-55628 · CVE-2026-56362 · CVE-2026-56366 · CVE-2026-56372 · CVE-2026-56373 · CVE-2026-56375 · CVE-2026-56377 · CVE-2026-56379 · CVE-2026-61464 · CVE-2026-61465 · CVE-2026-61857 · CVE-2026-61858 · CVE-2026-61859 · CVE-2026-61860 · CVE-2026-61861 · CVE-2026-61862 · CVE-2026-61863 · CVE-2026-61864 · CVE-2026-61865 · CVE-2026-61866 · CVE-2026-61867 · CVE-2026-61868 · CVE-2026-61869 · CVE-2026-61870 · CVE-2026-61872

SUSE-SU-2026:3192-1: Security update for ImageMagick

CVE-2026-55628 · CVE-2026-56362 · CVE-2026-56366 · CVE-2026-56373 · CVE-2026-56377 · CVE-2026-61464 · CVE-2026-61857 · CVE-2026-61862 · CVE-2026-61863 · CVE-2026-61868 · CVE-2026-61869 · CVE-2026-61870 · CVE-2026-61872

openSUSE-SU-2026:11273-1: ImageMagick-7.1.2.27-2.1 on GA media

CVE-2026-56366 · CVE-2026-56372 · CVE-2026-56373 · CVE-2026-61465 · CVE-2026-61857 · CVE-2026-61858 · CVE-2026-61861 · CVE-2026-61870

Source published: Jul 10, 2026, 1:57:58 PM (timezone not stated)
Source modified: Oct 29, 2026, 9:15:51 PM (timezone not stated)
Observed here: 5 Nov 2026 11:48:36 UTC
Source terms: ENISA EUVD · source terms and attribution apply

Original source record · Cite this exact observation · Complete original publisher JSON

This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: euvd · ENISA EUVD · source terms and attribution apply. Source text is retained; field grouping and change labels are provided by ChangeIntel.

EUVD CVSS 4.0 · 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

nvd · CVE-2026-56366

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Analyzed

Weakness classifications: CWE-401

Original publisher date fields

published: 2026-07-10T15:16:43.217

lastModified: 2026-10-29T21:17:24.880

1 source CPE criteria · context only

cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

Source published: 10 Jul 2026 15:16:43 UTC
Source modified: 29 Oct 2026 21:17:24 UTC
Observed here: 31 Oct 2026 17:06:56 UTC
Source terms: NIST NVD usage terms; underlying source attribution retained

Original source record · Cite this exact observation · Complete original publisher JSON

This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: nvd · NIST NVD usage terms; underlying source attribution retained. Source text is retained; field grouping and change labels are provided by ChangeIntel.

CVSS 4.0 · [email protected] · Secondary · 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/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 3.1 · [email protected] · Secondary · 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CVSS 3.1 · [email protected] · Primary · 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

osv · GHSA-9r56-3gjq-hqf7

Published

ImageMagick contains a memory leak in the META reader when processing the `APP1JPEG` input path.

Source published: 26 Mar 2026 22:09:26 UTC
Source modified: 11 Jul 2026 04:11:43 UTC
Observed here: 23 Oct 2026 16:01:25 UTC
Source terms: GitHub Advisory Database · CC-BY-4.0

Original source record · Cite this exact observation · Complete original publisher JSON

This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: osv · GitHub Advisory Database · CC-BY-4.0. Source text is retained; field grouping and change labels are provided by ChangeIntel.

CVSS_V3 · CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Publisher rating · LOW