PT-2025-51309 · Unknown · Blackcat Cms

Mirabbas Ağalarov · Published 2025-12-15 · Updated 2025-12-21 · CVE-2023-53891

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Blackcat CMS version 1.4

Description Blackcat CMS version 1.4 has a stored cross-site scripting issue. Authenticated users can inject malicious scripts into page content. Attackers can insert JavaScript payloads in the page modification interface. These payloads execute when other users view the compromised page.

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

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2023-53891

Affected Products

Blackcat Cms

References · 7

• 🔥 https://exploit-db.com/exploits/51604 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2023-53891 · Security Note
• https://osv.dev/vulnerability/CVE-2023-53891 · Vendor Advisory
• https://blackcat-cms.org · Note
• https://vulncheck.com/advisories/blackcat-cms-stored-cross-site-scripting-via-page-modification · Note
• https://twitter.com/CVEnew/status/2002857360491270599 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2000709949282820506 · Twitter Post