CVE-2021-47951

MEDIUM 6.4

WordPress Picture Gallery 1.4.2 Stored XSS via Edit Content URL

CVSS Score

6.4

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-79
Vendor	picture-gallery
Product	picture gallery
Published	May 10, 2026
Last Updated	May 11, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

None

Availability

None

Affected Versions

picture-gallery / Picture Gallery

1.4.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/50187 wordpress.org: https://wordpress.org/plugins/picture-gallery/ vulncheck.com: https://www.vulncheck.com/advisories/wordpress-picture-gallery-stored-xss-via-edit-content-url

Credits

Aryan Chehreghani