CVE-2023-0829 - CVE House
Back to Database
Status published High CVE-2023-0829

Cross-Site Scripting (XSS) vulnerability in Plesk

Vulnerability Description

Plesk 17.0 through 18.0.31 version, is vulnerable to a Cross-Site Scripting. A malicious subscription owner (either a customer or an additional user), can fully compromise the server if an administrator visits a certain page in Plesk related to the malicious subscription.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-0829

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Tarek Bouali (@iambouali)

References

More from Plesk

View All →
CVE-2025-66431
WebPros Plesk before 18.0.73.5 and 18.0.74 before 18.0.74.2 on Linux...
High 7.8
CVE-2025-49618
In Plesk Obsidian 18.0.69, unauthenticated requests to /login_up.php can reveal...
Medium 5.8
CVE-2023-4931
Uncontrolled search path element vulnerability in Plesk
Medium 6.3

Affected Vendor

Affected Software

Plesk
Vulnerable Versions:
17.0

Timeline

Official Publish: September 20th, 2023
Last Modified: September 24th, 2024
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-79

MITRE ATT&CK TTPs

T1189 Drive-by Compromise
Initial Access
T1059.007 JavaScript
Execution
T1539 Steal Web Session Cookie
Collection
T1213 Data from Information Repositories
Collection
T1567 Exfiltration Over Web Service
Exfiltration
T1491.001 Defacement
Impact