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VulnerabilityPublished

CVE-2025-52669: Revive Adserver · Information Exposure

Affects Revive AdserverSource CVE Database V5

0

Not known to be exploited · CVSS 4.3 Medium.

Data as of 26 Oct 2026, 15:59 UTC

CVSS 3.0 base score
4.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 24% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 20 Nov 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Revive Revive AdserverAffected
  • =6
  • =5
Fixed in–

AI-suggested

Until official patches are released, European organizations should implement strict access control policies to limit user permissions within Revive Adserver, ensuring that only trusted users have accounts and that non-admin users have minimal privileges. Conduct thorough audits of user roles and remove or disable unnecessary accounts. Monitor system and access logs for unusual activity indicative of data scraping or unauthorized access attempts. Employ network segmentation to restrict access to the ad server to trusted internal networks or VPNs. Consider implementing additional application-layer protections such as web application firewalls (WAFs) to detect and block suspicious requests targeting user management endpoints. Educate users about phishing risks and encourage vigilance against suspicious emails that could leverage leaked contact information. Once patches become available, prioritize timely deployment. Additionally, review and update privacy policies and incident response plans to address potential data exposure scenarios.

Description

Insecure design policies in the user management system of Revive Adserver 5.5.2 and 6.0.1 and earlier versions causes non-admin users to have access to the contact name and email address of other users on the system.

References

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