CVE-2021-26030 describes a cross-site scripting (XSS) vulnerability in Joomla! versions 3.0.0 through 3.9.25, stemming from inadequate escaping of the 'logo' parameter on default error page templates. This medium-severity vulnerability (CVSS 6.1) can be exploited remotely with low attack complexity, requiring user interaction, and could lead to limited impact on confidentiality and integrity. There is currently no evidence of active exploitation, and no public exploit code or significant community discussion has been identified.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 3.0.0, <= 3.9.25CPE matchmatch criteria | cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.