Description
The Post Snippets WordPress plugin through 4.2.4 does not properly escape variable values substituted into snippets before outputting them, allowing users with the Contributor role and above to inject arbitrary web scripts that execute when the content is viewed.
Published: 2026-10-11
Score: 6.8 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sun, 11 Oct 2026 12:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Sun, 11 Oct 2026 08:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-79

Sun, 11 Oct 2026 06:30:00 +0000

Type Values Removed Values Added
Description The Post Snippets WordPress plugin through 4.2.4 does not properly escape variable values substituted into snippets before outputting them, allowing users with the Contributor role and above to inject arbitrary web scripts that execute when the content is viewed.
Title Post Snippets <= 4.2.4 - Contributor+ Stored XSS via Snippet Variable
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-10-11T11:42:54.023Z

Reserved: 2026-06-23T11:27:30.490Z

Link: CVE-2026-12980

cve-icon Vulnrichment

Updated: 2026-10-11T11:30:54.214Z

cve-icon NVD

Status : Received

Published: 2026-10-11T07:17:23.890

Modified: 2026-10-11T12:16:53.407

Link: CVE-2026-12980

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-11T07:45:18Z

Weaknesses