CVE-2023-0541

GS Books Showcase < 1.3.1 - Contributor+ Stored XSS

Published Feb 21, 2023 CVSS 3.1 · 6.8 Medium EPSS < 1% KEV · Not listed
Description
The GS Books Showcase WordPress plugin before 1.3.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-12586 The GS Books Showcase WordPress plugin before 1.3.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.
History
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

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'}

Weaknesses

No weakness.

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Mar 12, 2025, 8:27 PM
Reserved
Jan 27, 2023, 12:24 PM
Status
Modified
Published
Feb 21, 2023, 9:15 AM
Modified
Jun 17, 2026, 5:25 AM