Medium 6.4Published May 10, 2026

CVE-2021-47951WordPress Picture Gallery 1.4.2 Stored XSS via Edit Content URL

Updated under an hour ago (Oct 26, 2026, 9:23 PM ET)

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It affects picture-gallery Picture Gallery. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

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.

CVSS: 6.4 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: May 23, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

picture-gallery Picture Gallery picture_gallery:picture_gallery (from the name)	1.4.2	CNA record

References

References

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

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.