CVE-2021-22874

MEDIUM
Published Jan 28, 20215y ago · Modified Jun 17, 20262w ago
6.1 CVSS 3.1
Medium
Find Similar
Published Jan 28, 2021 5y ago
Last Modified Jun 17, 2026 2w ago

Description

Revive Adserver before 5.1.1 is vulnerable to a reflected XSS vulnerability in userlog-index.php via the `period_preset` parameter.

CVSS Details

Base Score
6.1
Exploitability
2.8
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
revive-adserverrevive_adserver* <5.1.1

References 3

  • github.com https://github.com/revive-adserver/revive-adserver/commit/e2a67ce8
    PatchThird Party Advisory
  • hackerone.com https://hackerone.com/reports/1083231
    ExploitThird Party Advisory
  • revive-adserver.com https://www.revive-adserver.com/security/revive-sa-2021-002/
    Vendor Advisory

Remediation

  • github.com https://github.com/revive-adserver/revive-adserver/commit/e2a67ce8
    PatchThird Party Advisory