CVSS 3.1
4.8 mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:NCVE-2021-22871
Medium (4.8) in revive-adserver revive adserver. EPSS 2.1% chance of exploitation in the next 30 days.
Revive Adserver before 5.1.0 permits any user with a manager account to store possibly malicious content in the URL website property, which is then displayed unsanitized in the affiliate-preview.php tag generation screen, leading to a persistent cross-site scripting (XSS) vulnerability.
Severity
- EPSS
- 2.1% chance of exploitation in the next 30 days; higher than 82% of CVEs (scores of 2026-10-31)
- CWE
- CWE-79
- Published
- Modified
- Record from
- the NVD, synced
Affected
- revive-adserver:revive_adserver
References
- http://packetstormsecurity.com/files/161070/Revive-Adserver-5.0.5-Cross-Site-Scripting-Open-Redirect.html
- http://seclists.org/fulldisclosure/2021/Jan/60
- https://github.com/revive-adserver/revive-adserver/commit/62a2a0439
- https://github.com/revive-adserver/revive-adserver/commit/89b88ce26
- https://hackerone.com/reports/819362