CVE-2026-87939

Feed Block - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-137

State: Published
Severity: 4.2 Medium
Published: Oct 22, 2026
Updated: Oct 22, 2026
Reserved: Sep 9, 2026

Description

Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Feed Block allows Stored XSS. This issue affects Feed Block versions: from 0.0.0 to 2.0.2, from 3.0.0 to 3.0.2.

Scores

CVSS	Score	Vector	Source
3.1	4.2 Medium	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N	CISA-ADP

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting")

Affected Products

Product	Versions
Feed BlockDrupal	0.0.0 to before 2.0.2Affected 3.0.0 to before 3.0.2Affected

References

https://www.drupal.org/sa-contrib-2026-137

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