PT-2022-13550 · Showdoc · Showdoc

Published 2022-03-15 · Updated 2023-07-21 · CVE-2022-0950

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions showdoc versions prior to 2.10.4

Description The issue concerns an unrestricted upload of files with dangerous types in the GitHub repository star7th/showdoc. This is due to the upload feature allowing files with the extension .*html, which can lead to stored cross-site scripting.

Recommendations For versions prior to 2.10.4, update to version 2.10.4 or later to resolve the issue. As a temporary workaround, consider restricting the upload of files with the .*html extension to minimize the risk of exploitation.

Exploit

Fix

Unrestricted File Upload

XSS

Weakness Enumeration

CWE-434

CWE-79

Related Identifiers

CVE-2022-0950

GHSA-V94V-PXQP-5QGJ

Affected Products

Showdoc

References · 8

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/0xxx/CVE-2022-0950.json · Exploit
• 🔥 https://huntr.dev/bounties/acc23996-bd57-448f-9eb4-05a8a046c2dc · Exploit
• https://github.com/star7th/showdoc/commit/237ac6d43bf3728bf3587c486a23b4a48ea7acb3 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-0950 · Security Note
• https://osv.dev/vulnerability/CVE-2022-0950 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-v94v-pxqp-5qgj · Vendor Advisory
• https://github.com/star7th/showdoc · Note
• https://t.me/cvenotify/54886 · Telegram Post