CVE-2023-26041

Name: CVE-2023-26041
Creator: NVD / NIST
Published: 2023-02-27T21:15:12.013+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.80%

Last modified Jun 17, 2026

CVE-2023-26041 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Nextcloud Talk is a fully on-premises audio/video and chat communication service. When cron jobs were misconfigured and therefore messages are not expired, the API would still return them while they were then hidden by the frontend code. EPSS estimates a 0.80% chance of exploitation in the next 30 days.

Description

Nextcloud Talk is a fully on-premises audio/video and chat communication service. When cron jobs were misconfigured and therefore messages are not expired, the API would still return them while they were then hidden by the frontend code. It is recommended that the Nextcloud Talk is upgraded to 15.0.3. There are no workaround available.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.80%

51.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Nextcloud	Nextcloud Talk	>= 15.0.0, < 15.0.3

References

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-j53p-r755-v4jfVendor Advisory
https://github.com/nextcloud/spreed/pull/8515Patch
https://hackerone.com/reports/1784310Exploit, Third Party Advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-j53p-r755-v4jfVendor Advisory
https://github.com/nextcloud/spreed/pull/8515Patch
https://hackerone.com/reports/1784310Exploit, Third Party Advisory

Timeline

Published: Feb 27, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-26041?

How severe is CVE-2023-26041?

CVE-2023-26041 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.

How do I fix CVE-2023-26041?

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-2023-26041?

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

Scan your code now

Source: NVD / NIST