Classima < 2.1.11 - Reflected Cross-Site Scripting

published 2022-09-16 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-34900

cvss: 6.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits: 0; none known

The Classima WordPress theme before 2.1.11 and some of its required plugins (Classified Listing before 2.2.14, Classified Listing Pro before 2.0.20, Classified Listing Store & Membership before 1.4.20 and Classima Core before 1.10) do not escape a parameter before outputting it back in attributes, leading to Reflected Cross-Site Scripting

Patch / fix

fixed in 4

radiustheme classified_listing 2.0.20, 2.2.14
radiustheme classified_listing_store_&_membership 1.4.20
radiustheme classima 2.1.11
radiustheme classima_core 1.10

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 17 mo ago (2025-06-03)

Exploit prediction

0.62% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

wpscan.com https://wpscan.com/vulnerability/845f44ca-f572-48d7-a19a-89cace0b8993 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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
CNA	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

Unknown Classified Listing – Classified ads & Business Directory Plugin
Unknown Classified Listing Pro - Classified ads & Business Directory Plugin
Unknown Classified Listing Store & Membership Addon
Unknown Classima Core
Unknown Classima

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

Technology feeds

WordPress rss critical rss

References

wpscan.com /vulnerability/845f44ca-f572-48d7-a19a-89cace0b8993
exploit, third-party-advisory

Sources

CVE List CVE-2022-2654
NVD CVE-2022-2654

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