CVE-2023-0270: YaMaps for WordPress Plugin < 0.6.26 - Contributor+ Stored XSS

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-02-13 · updated 2026-06-17

Description

The YaMaps for WordPress Plugin WordPress plugin before 0.6.26 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Affected products

YaMaps for WordPress Plugin: before 0.6.26 — fixed in 0.6.26

How to fix

Upgrade to a fixed version: YaMaps for WordPress Plugin 0.6.26. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/ca3ca694-54ca-4e7e-82e6-33aa240754e1
https://wpscan.com/vulnerability/ca3ca694-54ca-4e7e-82e6-33aa240754e1

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