Cross-site Scripting in apostrophe

GHSA-4r9c-jghc-cx5m · CVE-2021-25978

Published Nov 10, 2021 · Modified Nov 8, 2023

Description

Apostrophe CMS versions between 2.63.0 to 3.3.1 are vulnerable to Stored XSS where an editor uploads an SVG file that contains malicious JavaScript onto the Images module, which triggers XSS once viewed.

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-25978
WEB https://github.com/apostrophecms/apostrophe/commit/c8b94ee9c79468f1ce28e31966cb0e0839165e59
PACKAGE https://github.com/apostrophecms/apostrophe

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