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Medium severity4.8OSV Advisory· Published Dec 20, 2018· Updated Jun 17, 2026

CVE-2018-1000813

CVE-2018-1000813

Description

Backdrop CMS version 1.11.0 and earlier contains a Cross Site Scripting (XSS) vulnerability in Sanitization of custom class names used on blocks and layouts. that can result in Execution of JavaScript from an unexpected source.. This attack appear to be exploitable via A user must be directed to an affected page while logged in.. This vulnerability appears to have been fixed in 1.11.1 and later.

AI Insight

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Affected products

3
  • Backdropcms/Backdrop CMSOSV3 versions
    1.1.0, 1.10.0, 1.11.0, …+ 2 more
    • (no CPE)range: 1.1.0, 1.10.0, 1.11.0, …
    • (no CPE)range: <=1.11.0
    • cpe:2.3:a:backdropcms:backdrop_cms:*:*:*:*:*:*:*:*range: <=1.11.0

Patches

Vulnerability mechanics

References

1

News mentions

0

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