CVE detail

CVE-2021-22871 — CVE-2021-22871

Published 2021-01-26 · Modified 2026-06-17 · Vendor revive-adserver · Product revive_adserver · Source nvd

MEDIUM

severity

CVSS-derived band

4.8

CVSS v3

0–10 scale

0.0212

EPSS probability

exploitation probability, 30d

80.0%

EPSS percentile

percentile vs all CVEs

NOT LISTED

CISA KEV

known exploited catalog

Description

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.

Remediation

No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.

References

cvedb.io · NVD · CISA KEV · FIRST EPSS · vendor advisories (CVE Program List v5). Informational only, no warranty — verify every remediation against the vendor advisory before acting on it. This product uses data from the NVD API but is not endorsed or certified by the NVD, CISA, FIRST.org or any vendor named. CVE® is a registered trademark of The MITRE Corporation.