[20210401] - Core - Escape xss in logo parameter error pages (Joomla! Project Joomla! CMS)

CVE-2021-26030
MEDIUM 6.1

At a glance

Source
NVD
EPSS
EPSS 82.26 % · percentile 100 ()
State
PUBLISHED
Published
Updated
Assigner
Joomla
NVD status
Modified

Description

An issue was discovered in Joomla! 3.0.0 through 3.9.25. Inadequate escaping allowed XSS attacks using the logo parameter of the default templates on error page

Weaknesses (CWE)

  • CWE-79 — Improper Neutralization of Input During Web Page Generation

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 6.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NNVD · nvd@nist.gov (Primary)
CVSS 2.0MEDIUM 4.3AV:N/AC:M/Au:N/C:N/I:P/A:NNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Joomla! Project · Joomla! CMSaffected 3.0.0-3.9.25

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD