PT-2026-51561 · Revive · Andserver

Barcrange · Published 2026-06-23 · Updated 2026-06-23 · CVE-2026-44961

Positive Technologies (AI Summary)

CVSS v3.1

Base vector

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

Name of the Vulnerable Software and Affected Versions The product name cannot be determined (affected versions not specified)

Description A validation bypass exists in the XML-RPC API addUser() method. This issue allows API users to create usernames that can be used for impersonation or to launch stored Cross-Site Scripting (XSS) attacks, which occur when a malicious script is permanently stored on the target server.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Authentication

Weakness Enumeration

CWE-287

Related Identifiers

CVE-2026-44961

Affected Products

Andserver

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-44961 · Security Note
• https://twitter.com/infoflowcloud/status/2069468396740096450 · Twitter Post
• https://hackerone.com/reports/3680090 · Note
• https://t.me/cveNotify/173349 · Telegram Post
• https://twitter.com/CVEnew/status/2069467066701103532 · Twitter Post