Survey Maker – Best WordPress Survey Plugin <= 3.1.3 - Unauthenticated Stored Cross-Site Scripting

published 2023-01-03 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-12143

cvss: 7.2; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits: 0; none known

The "Survey Maker – Best WordPress Survey Plugin" plugin for WordPress is vulnerable to Stored Cross-Site Scripting via survey answers in versions up to, and including, 3.1.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts when submitting quizzes that will execute whenever a user accesses the submissions page.

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 21 mo ago (2025-01-13)

Exploit prediction

0.80% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/survey-maker/tags/3.1.4/public/partials/class-survey-maker-submissions-summary-shortcode.php?rev=2839688#L311 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

ays-pro Survey Maker

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

Technology feeds

WordPress rss critical rss

References

Sources

CVE List CVE-2023-0038
NVD CVE-2023-0038

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