CVE-2024-27929

highpriority · track · 28EPSS 0.004 · 29 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.35% (29th) EPSS

CVSS 7.1 · high

Is it mine?

7 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-28

ImageSharp is a managed, cross-platform, 2D graphics library. A heap-use-after-free flaw was found in ImageSharp's InitializeImage() function of PngDecoderCore.cs file. This vulnerability is triggered when an attacker passes a specially crafted PNG image file to ImageSharp for conversion, potentially leading to information disclosure. This issue has been patched in versions 3.1.3 and 2.1.7.

cvss

Technical severity, 0–10. One row per scoring source.

7.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.5–7.1

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.2

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Hsecondary · ENISA EU

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Hsecondary · security-advisories@github.comexploitability 1.8 · impact 5.2

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Hsecondary · OSV

v3.16.5mediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USprimaryCWE-416US

affected products (7)

Products and version ranges known to be affected.

SixLabors ImageSharpall versionsenisa_euvdEU
SixLabors ImageSharp≤ < 2.1.7enisa_euvdEU
SixLabors ImageSharp3.0.0, → 3.1.3enisa_euvdEU
sixlabors imagesharp< 2.1.7nvdUScpe:2.3:a:sixlabors:imagesharp:*:*:*:*:*:*:*:*
sixlabors imagesharp3.1.0 → 3.1.3nvdUScpe:2.3:a:sixlabors:imagesharp:*:*:*:*:*:*:*:*
NuGet SixLabors.ImageSharp< 2.1.7osvUSpkg:nuget/SixLabors.ImageSharp
NuGet SixLabors.ImageSharp3.0.0 → 3.1.3osvUSpkg:nuget/SixLabors.ImageSharp

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-65x7-c272-7g7rUse After Free in SixLabors.ImageSharp2024-03-05ghsa · osvUS
### Impact A heap-use-after-free flaw was found in ImageSharp's InitializeImage() function of PngDecoderCore.cs file. This vulnerability is triggered when an attacker passes a specially crafted PNG image file to ImageSharp for conversion, potentially leading to information disclosure. ### Patches The problem has been patched. All users are advised to upgrade to v3.1.3 or v2.1.7. ### Workarounds None ### References None

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2024-03-05modified 2026-06-17

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+12281 more

references (5)

External citations — patches, advisories, analysis.

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