CVE-2022-25891

Name: CVE-2022-25891
Creator: NVD / NIST
Published: 2022-07-15T20:15:08.54+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.27%

Last modified Jun 17, 2026

CVE-2022-25891 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The package github.com/containrrr/shoutrrr/pkg/util before 0.6.0 are vulnerable to Denial of Service (DoS) via the util.PartitionMessage function. Exploiting this vulnerability is possible by sending exactly 2000, 4000, or 6000 characters messages.. EPSS estimates a 1.27% chance of exploitation in the next 30 days.

Description

The package github.com/containrrr/shoutrrr/pkg/util before 0.6.0 are vulnerable to Denial of Service (DoS) via the util.PartitionMessage function. Exploiting this vulnerability is possible by sending exactly 2000, 4000, or 6000 characters messages.

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

1.27%

66.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Containrrr	Shoutrrr	< 0.6.0

References

https://github.com/containrrr/shoutrrr/commit/6a27056f9d7522a8b493216195cb7634bf4b5c42Patch, Third Party Advisory
https://github.com/containrrr/shoutrrr/issues/240Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/containrrr/shoutrrr/pull/242Patch, Third Party Advisory
https://github.com/containrrr/shoutrrr/releases/tag/v0.6.0Release Notes, Third Party Advisory
https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMCONTAINRRRSHOUTRRRPKGUTIL-2849059Patch, Third Party Advisory
https://github.com/containrrr/shoutrrr/commit/6a27056f9d7522a8b493216195cb7634bf4b5c42Patch, Third Party Advisory
https://github.com/containrrr/shoutrrr/issues/240Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/containrrr/shoutrrr/pull/242Patch, Third Party Advisory
https://github.com/containrrr/shoutrrr/releases/tag/v0.6.0Release Notes, Third Party Advisory
https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMCONTAINRRRSHOUTRRRPKGUTIL-2849059Patch, Third Party Advisory

Timeline

Published: Jul 15, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-25891?

How severe is CVE-2022-25891?

CVE-2022-25891 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.27% probability of exploitation in the next 30 days.

How do I fix CVE-2022-25891?

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-2022-25891?

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

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Source: NVD / NIST