What is CVE-2023-0764?

CVE-2023-0764 is a medium-severity vulnerability in Bestwebsoft Gallery, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 5.4/10. Published 2023-04-17.

How severe is CVE-2023-0764?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2023-0764 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Bestwebsoft Gallery

CVE-2023-0764

The Gallery by BestWebSoft WordPress plugin before 4.7.0 does not perform proper sanitization of gallery information, leading to a Stored Cross-Site Scription vulnerability. The attacker must have at least the privileges of the Author role.

Published 2023-04-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (36.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Bestwebsoft Gallery
Gallery By Bestwebsoft — versions 0

Public proof-of-concept exploits

20142995/nuclei-templates

References

wpscan.com/vulnerability/d48c6c50-3734-4191-9833-0d9b09b1bd8a (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2023-0764?: CVE-2023-0764 is a medium-severity vulnerability in Bestwebsoft Gallery, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 5.4/10. Published 2023-04-17.
How severe is CVE-2023-0764?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2023-0764 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.