Description

ImageSharp is a 2D graphics API. An Out-of-bounds Write vulnerability has been found in the ImageSharp gif decoder, allowing attackers to cause a crash using a specially crafted gif. This can potentially lead to denial of service. The problem has been patched. All users are advised to upgrade to v3.1.7 or v2.1.10.

Classification

CVE ID: CVE-2025-27598

CVSS Base Severity: HIGH

CVSS Base Score: 7.5

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products

Vendor: SixLabors

Product: ImageSharp

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.07% (probability of being exploited)

EPSS Percentile: 18.9% (scored less or equal to compared to others)

EPSS Date: 2025-04-04 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-27598
https://github.com/SixLabors/ImageSharp/security/advisories/GHSA-2cmq-823j-5qj8
https://github.com/SixLabors/ImageSharp/issues/2859
https://github.com/SixLabors/ImageSharp/pull/2890

Timeline