CVE-2020-23469

Name: CVE-2020-23469
Creator: NVD / NIST
Published: 2021-09-22T20:15:07.627+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.18%

Last modified Jun 17, 2026

CVE-2020-23469 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. gmate v0.12+bionic contains a regular expression denial of service (ReDoS) vulnerability in the gedit3 plugin.. EPSS estimates a 1.18% chance of exploitation in the next 30 days.

Description

gmate v0.12+bionic contains a regular expression denial of service (ReDoS) vulnerability in the gedit3 plugin.

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

1.18%

63.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Gmate Project	Gmate	0.12\+bionic

References

https://cwe.mitre.org/data/definitions/1333.htmlThird Party Advisory
https://github.com/gmate/gmate/issues/191Exploit, Issue Tracking, Third Party Advisory
https://cwe.mitre.org/data/definitions/1333.htmlThird Party Advisory
https://github.com/gmate/gmate/issues/191Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Sep 22, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-23469?

gmate v0.12+bionic contains a regular expression denial of service (ReDoS) vulnerability in the gedit3 plugin.

How severe is CVE-2020-23469?

CVE-2020-23469 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.18% probability of exploitation in the next 30 days.

How do I fix CVE-2020-23469?

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-2020-23469?

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

Scan your code now

Source: NVD / NIST