MEDIUMCVSS v3.1 6.8Vulnerability

CVE-2026-74921

The Document Gallery WordPress plugin through 5.1.1 does not sanitise or escape several gallery shortcode attributes before embedding them in a single-quoted HTML attribute in the rendered gallery markup, allowing users with the Contributor role and above to inject arbitrary event handlers that execute when a higher privileged user views the content.

Properties

Severity
MEDIUM
Nvd fetched at
2026-10-20T21:14:08.448323+00:00
Epss score
0.00235
Cvss score
6.8
Cvss severity
MEDIUM
Retrieved at
2026-10-21T01:24:50+00:00
Score
6.8
Last source
FIRST EPSS
Cvss version
3.1
Cve id
CVE-2026-74921
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
First seen by Signal
2026-10-19T11:09:12+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Published at
2026-10-19T07:16:31.613
Last modified
2026-10-19T21:02:51.987
Epss percentile
0.13601

Related Entities (1)

HAS_WEAKNESS (1)

→[Weakness]Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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CVE-2026-74921 (CVSS v3.1 6.8) — Ninja Signal Threat Intelligence | Ninja Signal