CVE-2025-56226

Name: CVE-2025-56226
Creator: NVD / NIST
Published: 2026-01-14T15:15:56.873+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.31%

Last modified Jun 17, 2026

CVE-2025-56226 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Libsndfile <=1.2.2 contains a memory leak vulnerability in the mpeg_l3_encoder_init() function within the mpeg_l3_encode.c file.. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

Description

Libsndfile <=1.2.2 contains a memory leak vulnerability in the mpeg_l3_encoder_init() function within the mpeg_l3_encode.c file.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.31%

22.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-401

Affected Software

Vendor	Product	Versions
Libsndfile Project	Libsndfile	>= 1.1.0, <= 1.2.2

References

https://gist.github.com/Sisyphus-wang/f9e6e017b7d478bebee6e8187672abc8Exploit, Third Party Advisory
https://github.com/libsndfile/libsndfile/issues/1089Exploit, Issue Tracking

Timeline

Published: Jan 14, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-56226?

Libsndfile <=1.2.2 contains a memory leak vulnerability in the mpeg_l3_encoder_init() function within the mpeg_l3_encode.c file.

How severe is CVE-2025-56226?

CVE-2025-56226 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.

How do I fix CVE-2025-56226?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-56226?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST