CVE-2025-52667

Name: CVE-2025-52667
Creator: NVD / NIST
Published: 2025-11-20T20:16:22.83+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.31%

Last modified Jun 17, 2026

CVE-2025-52667 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Missing JSON Content-Type header in a script in Revive Adserver 6.0.1 and 5.5.2 and earlier versions causes a stored XSS attack to be possible for a logged in manager user.. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

Description

Missing JSON Content-Type header in a script in Revive Adserver 6.0.1 and 5.5.2 and earlier versions causes a stored XSS attack to be possible for a logged in manager user.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.31%

22.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Revive-Adserver	Revive Adserver	<= 5.5.2
Revive-Adserver	Revive Adserver	>= 6.0.0, <= 6.0.1

References

https://hackerone.com/reports/3399809Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Nov 20, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-52667?

Missing JSON Content-Type header in a script in Revive Adserver 6.0.1 and 5.5.2 and earlier versions causes a stored XSS attack to be possible for a logged in manager user.

How severe is CVE-2025-52667?

CVE-2025-52667 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.

How do I fix CVE-2025-52667?

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-2025-52667?

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

Scan your code now

Source: NVD / NIST