CVE-2026-21641

MEDIUM

Revive Adserver < 6.0.4 - Improper Authorization in Tracker Deletion

Title source: llm

Description

HackerOne community member Jad Ghamloush (0xjad) has reported an authorization bypass vulnerability in the `tracker-delete.php` script of Revive Adserver. Users with permissions to delete trackers are mistakenly allowed to delete trackers owned by other accounts.

References (1)

Core 1

Core References

Third Party Advisory

https://hackerone.com/reports/3445710

Scores

CVSS v3 6.5

EPSS 0.0023

EPSS Percentile 13.3%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-285

Status published

Products (1)

aquaplatform/revive_adserver < 6.0.4

Published Jan 20, 2026

Tracked Since Feb 18, 2026