PT-2023-11595 · Hongcms · Hongcms

Baoandashuo · Published 2023-04-28 · Updated 2025-01-31 · CVE-2020-21643

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions HongCMS version 3.0

Description The issue allows attackers to run arbitrary code via the callback parameter to the "/ajax/myshop" API endpoint. This enables attackers to execute malicious scripts, potentially leading to unauthorized access or data breaches.

Recommendations For HongCMS version 3.0, consider disabling access to the "/ajax/myshop" API endpoint or restricting the use of the callback parameter until a patch is available. Additionally, avoid using the callback parameter in the affected API endpoint until the issue is resolved.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2020-21643

Affected Products

Hongcms

References · 7

• 🔥 https://github.com/Neeke/HongCMS/issues/15 · Exploit
• https://osv.dev/vulnerability/CVE-2020-21643 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-21643 · Security Note
• https://t.me/cvenotify/49382 · Telegram Post
• https://t.me/cvenotify/109500 · Telegram Post
• https://t.me/cibsecurity/63092 · Telegram Post
• https://t.me/cvenotify/49362 · Telegram Post