CVE-2025-15281

Name: CVE-2025-15281
Creator: NVD / NIST
Published: 2026-01-20T14:16:07.843+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.29%

Last modified Jun 17, 2026

CVE-2025-15281 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Calling wordexp with WRDE_REUSE in conjunction with WRDE_APPEND in the GNU C Library version 2.0 to version 2.42 may cause the interface to return uninitialized memory in the we_wordv member, which on subsequent calls to wordfree may abort the process.. EPSS estimates a 0.29% chance of exploitation in the next 30 days.

Description

Calling wordexp with WRDE_REUSE in conjunction with WRDE_APPEND in the GNU C Library version 2.0 to version 2.42 may cause the interface to return uninitialized memory in the we_wordv member, which on subsequent calls to wordfree may abort the process.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.29%

20.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-908

Affected Software

Vendor	Product	Versions
Gnu	Glibc	>= 2.0, < 2.43

References

https://sourceware.org/bugzilla/show_bug.cgi?id=33814Issue Tracking, Patch
http://www.openwall.com/lists/oss-security/2026/01/20/3Mailing List, Third Party Advisory

Timeline

Published: Jan 20, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-15281?

How severe is CVE-2025-15281?

CVE-2025-15281 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.

How do I fix CVE-2025-15281?

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-2025-15281?

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

Scan your code now

Source: NVD / NIST