Description

HackerOne community member Faraz Ahmed (PakCyberbot) has reported a format string injection in the Revive Adserver settings. When specific character combinations are used in a setting, the admin user console could be disabled due to a fatal PHP error.

INFO

Published Date :

2026-01-20T20:48:47.940Z

Last Modified :

2026-01-21T18:52:43.635Z

Source :

hackerone
AFFECTED PRODUCTS

The following products are affected by CVE-2026-21640 vulnerability.

Vendors Products
Aquaplatform
  • Revive Adserver
Revive
  • Adserver
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-21640.

CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact