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CVE-2020-35479

CVSS v3.1 6.1 (Medium)
61% Progress
CVSS v2.0 4.3 (Medium)
43% Progress
EPSS 0.21 % (60th)
0.21% Progress
Affected Products 3
Advisories 3
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

MediaWiki before 1.35.1 allows XSS via BlockLogFormatter.php. Language::translateBlockExpiry itself does not escape in all code paths. For example, the return of Language::userTimeAndDate is is always unsafe for HTML in a month value. This affects MediaWiki 1.12.0 and later.

Weaknesses
CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE Status
PUBLISHED
CNA
MITRE
Published Date
2020-12-18 08:15:15
(3 years ago)
Updated Date
2023-11-07 03:21:55
(10 months ago)

Affected Products

Debian

Fedoraproject

Mediawiki

Configuration #1

    CPE23 From Up To
  Mediawiki from 1.12.0 version and prior 1.35.1 version cpe:2.3:a:mediawiki:mediawiki >= 1.12.0 < 1.35.1

Configuration #2

    CPE23 From Up To
  Debian Linux 9.0 cpe:2.3:o:debian:debian_linux:9.0
  Debian Linux 10.0 cpe:2.3:o:debian:debian_linux:10.0

Configuration #3

    CPE23 From Up To
  Fedoraproject Fedora 33 cpe:2.3:o:fedoraproject:fedora:33