WordPress Code Snippets Extended plugin <= 1.4.7 - Cross-Site Request Forgery (CSRF) vulnerability leading to Persistent Cross-Site Scripting (XSS)

published 2022-05-17 4y ago modified 2026-06-17 4mo ago also EUVD-2022-33774

cvss: 4.7; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 33%
public exploits: 0; none known

Persistent Cross-Site Scripting (XSS) vulnerability in Alexander Stokmann's Code Snippets Extended plugin <= 1.4.7 on WordPress via Cross-Site Request Forgery (vulnerable parameters &title, &snippet_code).

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: last yr. (2025-02-20)

Exploit prediction

0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.7	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/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
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

Alexander Stokmann Code Snippets Extended (WordPress plugin)

Classification

Weakness

CWE-352 Cross-Site Request Forgery
CWE-79 Improper Neutralization of Input During Web Page Generation

Technology feeds

WordPress rss critical rss

References

wordpress.org /plugins/code-snippets-extended/#developers
third-party-advisory
patchstack.com /database/vulnerability/code-snippets-extended/wordpress-code-snippets-extended-plugin-1-4-7-cross-site-reques
third-party-advisory

Sources

CVE List CVE-2022-29436
NVD CVE-2022-29436

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