CVE-2025-31127

Element X Android allows the entity in control of the well-known file to break the confidentiality embedded Element Call

Description

Element X Android is a Matrix Android Client provided by element.io. In Element X Android versions between 0.4.16 and 25.03.3, the entity in control of the element.json well-known file is able, under certain conditions, to get access to the media encryption keys used for an Element Call call. This vulnerability is fixed in 25.03.4.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.02%
Affected: element-hq element-x-android
Published at:
Updated at:

References

Link Tags
https://github.com/element-hq/element-x-android/security/advisories/GHSA-x2g5-f28j-p7w6
https://github.com/element-hq/element-meta/issues/2441

Frequently Asked Questions

What is the severity of CVE-2025-31127?
CVE-2025-31127 has been scored as a medium severity vulnerability.
How to fix CVE-2025-31127?
To fix CVE-2025-31127, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-31127 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-31127 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-31127?
CVE-2025-31127 affects element-hq element-x-android.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.