How severe is CVE-2020-23469?

CVE-2020-23469 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-23469 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-23469?

CVE-2020-23469 affects Gmate Project Gmate. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-23469?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-23469 published?

CVE-2020-23469 was published on 2021-09-22 and last updated on 2026-06-17.

CVE-2020-23469

CVE-2020-23469 is a high-severity vulnerability in Gmate Project Gmate with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Gmate Project Gmate
Published: 2021-09-22
Last modified: 2026-06-17

Description

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

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 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-23469 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-23469?: CVE-2020-23469 affects Gmate Project Gmate. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-23469?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-23469 published?: CVE-2020-23469 was published on 2021-09-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gmate_project:gmate:0.12\+bionic:*:*:*:*:*:*:*