PT-2022-11468 · Showdoc · Showdoc

Published 2022-01-22 · Updated 2022-02-01 · CVE-2021-4172

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions showdoc versions prior to 2.10.2

Description The issue is related to a Stored Cross-site Scripting (XSS) vulnerability. It can be exploited via upload attachment with format .svg in the File Library.

Recommendations For versions prior to 2.10.2, update to version 2.10.2 or later to resolve the issue. As a temporary workaround, consider restricting the upload of .svg files in the File Library to minimize the risk of exploitation.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-4172

GHSA-7X22-PMW5-66MQ

Affected Products

Showdoc

References · 8

• 🔥 https://huntr.dev/bounties/c041b693-877b-4456-b463-19e4c9456eee · Exploit
• https://github.com/star7th/showdoc/commit/409c8a1208bbb847046a9496303192980f2e6219 · Patch
• https://osv.dev/vulnerability/CVE-2021-4172 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-4172 · Security Note
• https://osv.dev/vulnerability/GHSA-7x22-pmw5-66mq · Vendor Advisory
• https://github.com/star7th/showdoc · Note
• https://t.me/cvenotify/25917 · Telegram Post
• https://t.me/cibsecurity/36091 · Telegram Post