CVE-2025-31177

Name: CVE-2025-31177
Creator: NVD / NIST
Published: 2025-05-07T21:16:03.683+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.16%

Last modified Jun 26, 2026

CVE-2025-31177 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. gnuplot is affected by a heap buffer overflow at function utf8_copy_one.. EPSS estimates a 0.16% chance of exploitation in the next 30 days.

Description

gnuplot is affected by a heap buffer overflow at function utf8_copy_one.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.16%

5.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-122

Affected Software

Vendor	Product	Versions
Gnuplot	Gnuplot	6.1.0

References

https://access.redhat.com/security/cve/CVE-2025-31177Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2355342Issue Tracking, Third Party Advisory
https://sourceforge.net/p/gnuplot/bugs/2756/

Timeline

Published: May 7, 2025
Last Modified: Jun 26, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2025-31177?

gnuplot is affected by a heap buffer overflow at function utf8_copy_one.

How severe is CVE-2025-31177?

CVE-2025-31177 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.

How do I fix CVE-2025-31177?

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-2025-31177?

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

Scan your code now

Source: NVD / NIST