CVE-2026-21640

LOW

Aquaplatform Revive Adserver < 6.0.4 - Format String Vulnerability

Title source: rule

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.

References (1)

[Third Party Advisory] https://hackerone.com/reports/3445332

Scores

CVSS v3 2.7

EPSS 0.0003

EPSS Percentile 9.4%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-134

Status published

Products (1)

aquaplatform/revive_adserver 6.0.0 - 6.0.4

Published Jan 20, 2026

Tracked Since Feb 18, 2026