CVE-2020-8421 — Cross-site Scripting in Joomla !

CWE-79 — Cross-site Scripting3 documents3 sources
Severity
6.1MEDIUMNVD
EPSS
2.2%
top 15.53%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Joomla !
Timeline
PublishedJan 28
Latest updateMay 24

Description

An issue was discovered in Joomla! before 3.9.15. Inadequate escaping of usernames allows XSS attacks in com_actionlogs.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitability: 2.8 | Impact: 2.7

Affected Packages1 packages

▶NVDjoomla/joomla_!3.9.0 — 3.9.14

🔴Vulnerability Details

2
GHSA
GHSA-m4hj-w5c6-qqv3: An issue was discovered in Joomla! before 3↗2022-05-24
▶
CVEList
CVE-2020-8421: An issue was discovered in Joomla! before 3↗2020-01-28
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CVE-2020-8421 — Cross-site Scripting in Joomla ! | cvebase