WordPress EZP Maintenance Mode Plugin <= 1.0.1 is vulnerable to Cross Site Scripting (XSS)

published 2023-05-15 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-27769

cvss: 5.9; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 40%
public exploits: 0; none known

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Snap Creek Software EZP Maintenance Mode plugin <= 1.0.1 versions.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 21 mo ago (2025-01-09)

Exploit prediction

0.46% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

patchstack.com https://patchstack.com/database/vulnerability/easy-pie-maintenance-mode/wordpress-ezp-maintenance-mode-plugin-1-0-1-cross-site-scripting-xss-vulnerability?_s_id=cve referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
NVD	3.1	4.8	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Affected products

Snap Creek Software EZP Maintenance Mode

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/vulnerability/easy-pie-maintenance-mode/wordpress-ezp-maintenance-mode-plugin-1-0-1-cross-site-scrip
vdb-entry, exploit

Sources

CVE List CVE-2023-23682
NVD CVE-2023-23682

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary