CVE-2026-56374Published

ImageMagick - Heap Buffer Overflow in FTXT Encoder via format Parameter

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-2026-56374

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

FIRST EPSS: 0.22 % · percentile 13.02 % · scored 7 Nov 2026.

Observed 07 Nov 2026 16:07:52 UTC · Complete immutable risk JSON

cve-program · CVE-2026-56374

Published

ImageMagick before 7.1.2-19 contains a heap buffer overflow vulnerability in the FTXT encoder due to missing boundary checks when parsing ftxt:format. Remote attackers can trigger an out of bounds read by crafting malicious FTXT image files to cause denial of service or information disclosure.

Source published: 8 Jul 2026 13:49:04 UTC
Source modified: 8 Jul 2026 15:46:51 UTC
Observed here: 23 Oct 2026 15:48:27 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-2026-42260

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 8, 2026, 1:49:04 PM

dateUpdated: Jul 8, 2026, 3:46:51 PM

4 related source bulletins · separate from aliases

SUSE-SU-2026:3023-1: Security update for ImageMagick

CVE-2026-40169 · CVE-2026-42050 · CVE-2026-42326 · CVE-2026-45031 · CVE-2026-45358 · CVE-2026-45359 · CVE-2026-45624 · CVE-2026-45664 · CVE-2026-46520 · CVE-2026-46521 · CVE-2026-46522 · CVE-2026-46523 · CVE-2026-46557 · CVE-2026-46559 · CVE-2026-46692 · CVE-2026-46693 · CVE-2026-47165 · CVE-2026-47166 · CVE-2026-48734 · CVE-2026-48994 · CVE-2026-49218 · CVE-2026-53460 · CVE-2026-53461 · CVE-2026-53463 · CVE-2026-53464 · CVE-2026-53466 · CVE-2026-53467 · CVE-2026-55594 · CVE-2026-55595 · CVE-2026-55597 · CVE-2026-56361 · CVE-2026-56363 · CVE-2026-56364 · CVE-2026-56365 · CVE-2026-56367 · CVE-2026-56368 · CVE-2026-56370 · CVE-2026-56371 · CVE-2026-56374 · CVE-2026-56376 · CVE-2026-56379

openSUSE-SU-2026:11228-1: ImageMagick-7.1.2.27-1.1 on GA media

CVE-2026-53466 · CVE-2026-53467 · CVE-2026-55510 · CVE-2026-55577 · CVE-2026-55594 · CVE-2026-55595 · CVE-2026-55597 · CVE-2026-55628 · CVE-2026-56361 · CVE-2026-56362 · CVE-2026-56363 · CVE-2026-56364 · CVE-2026-56365 · CVE-2026-56374 · CVE-2026-56377

SUSE-SU-2026:22620-1: Security update for ImageMagick

CVE-2026-53466 · CVE-2026-53467 · CVE-2026-55594 · CVE-2026-55595 · CVE-2026-55597 · CVE-2026-56361 · CVE-2026-56363 · CVE-2026-56364 · CVE-2026-56374 · CVE-2026-56379

openSUSE-SU-2026:21291-1: Security update for ImageMagick

CVE-2026-53466 · CVE-2026-53467 · CVE-2026-55594 · CVE-2026-55595 · CVE-2026-55597 · CVE-2026-56361 · CVE-2026-56363 · CVE-2026-56364 · CVE-2026-56374 · CVE-2026-56379

Source published: Jul 8, 2026, 1:49:04 PM (timezone not stated)
Source modified: Jul 8, 2026, 3:46:51 PM (timezone not stated)
Observed here: 7 Nov 2026 12:36:05 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-2026-56374

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-125

Original publisher date fields

published: 2026-07-08T14:17:17.037

lastModified: 2026-10-25T20:10:00.147

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: 8 Jul 2026 14:17:17 UTC
Source modified: 25 Oct 2026 20:10:00 UTC
Observed here: 27 Oct 2026 15:15:18 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 · 7.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

osv · GHSA-w54j-7wpm-crhj

Published

The FTXT encoder lacks a boundary check when parsing `ftxt:format`, resulting in an out of bounds read. ``` ==3040863==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x5020000085b2 at pc 0x606c1ee0c6ce bp 0x7ffee30d6150 sp 0x7ffee30d6148 READ of size 1 at 0x5020000085b2 thread T0 ```

Source published: 14 Apr 2026 23:31:31 UTC
Source modified: 9 Jul 2026 04:11:41 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