CVE-2025-12889

Name: CVE-2025-12889
Creator: NVD / NIST
Published: 2025-11-22T00:15:54.257+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2.3/10EPSS 0.13%

Last modified Jun 17, 2026

CVE-2025-12889 is a low-severity vulnerability rated 2.3/10 on the CVSS scale. With TLS 1.2 connections a client can use any digest, specifically a weaker digest that is supported, rather than those in the CertificateRequest.. EPSS estimates a 0.13% chance of exploitation in the next 30 days.

Description

With TLS 1.2 connections a client can use any digest, specifically a weaker digest that is supported, rather than those in the CertificateRequest.

Metrics

CVSS 3.1

5.4/10

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

CVSS 4.0

2.3/10

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.13%

2.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Wolfssl	Wolfssl	5.8.4

References

https://github.com/wolfSSL/wolfssl/pull/9395Issue Tracking, Patch

Timeline

Published: Nov 22, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-12889?

With TLS 1.2 connections a client can use any digest, specifically a weaker digest that is supported, rather than those in the CertificateRequest.

How severe is CVE-2025-12889?

CVE-2025-12889 has a CVSS score of 2.3/10 (LOW severity). The EPSS model estimates a 0.13% probability of exploitation in the next 30 days.

How do I fix CVE-2025-12889?

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-2025-12889?

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

Scan your code now

Source: NVD / NIST