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CVE-2021-41798

6.1 MEDIUM

MediaWiki before 1.36.2 allows XSS

Published: 2021-10-11 · Last updated: 2026-06-17

Severity and scoring

CVSS
6.1 MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE
CWE-79

Affected products

VendorProduct
fedoraprojectfedora, mediawiki
mediawikifedora, mediawiki

Description

MediaWiki before 1.36.2 allows XSS. Month related MediaWiki messages are not escaped before being used on the Special:Search results page.

Source: NVD

References

Related CVEs

Same vendor

  • CVE-2026-34094 — Vulnerability in Wikimedia Foundation MediaWiki (3.8 LOW)
  • CVE-2026-34093 — Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki (5.3 MEDIUM)
  • CVE-2024-28960 — An issue was discovered in Mbed TLS 2.18.0 through 2.28.x before 2.28.8 and 3.x before 3.6.0, and Mbed Crypto (8.2 HIGH)
  • CVE-2023-51767 — OpenSSH through 10.0, when common types of DRAM are used, might allow row hammer attacks (for authentication bypass) because the integer ... (7.0 HIGH)
  • CVE-2023-43615 — Mbed TLS 2.x before 2.28.5 and 3.x before 3.5.0 has a Buffer Overflow (7.5 HIGH)

Same CWE

  • CVE-2026-12425 — Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in PowerSchool Employee Access ...
  • CVE-2024-30476 — PowerStore contains a Stored Cross-Site Scripting Vulnerability in the PowerStore Manager (5.4 MEDIUM)
  • CVE-2026-54198 — Unauthenticated Cross Site Scripting (XSS) in Media LIbrary Assistant <= 3.35 versions (7.1 HIGH)
  • CVE-2026-54191 — Unauthenticated Cross Site Scripting (XSS) in Pods <= 3.3.8 versions (7.1 HIGH)
  • CVE-2026-39437 — Unauthenticated Cross Site Scripting (XSS) in Min Max Step Quantity Limits Manager for WooCommerce <= 5.2.2 versions (7.1 HIGH)