CVE-2021-47951

WordPress Picture Gallery 1.4.2 Stored XSS via Edit Content URL

MEDIUM
6.4
CVSS Score
Published: May 10, 2026 at 12:52 PM UTC
Updated: July 25, 2026 at 10:10 AM UTC
2 products affected across 2 vendorsPicture GalleryPicture Gallery

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Severity
MEDIUM6.4
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

WordPress Picture Gallery 1.4.2 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts through the Edit Content URL field in the Access Control settings. Attackers can enter JavaScript payloads in the plugin options that are stored in the database and executed when the functionality is triggered, enabling session hijacking or credential theft.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.4MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79

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