Frontend Post WordPress Plugin <= 2.8.4 - Contributor+ Arbitrary Redirect

published 2023-06-05 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-52199

cvss: 5.4; 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 37%
public exploits: 0; none known

The Frontend Post WordPress Plugin WordPress plugin through 2.8.4 does not validate an attribute of one of its shortcode, which could allow users with a role as low as contributor to add a malicious shortcode to a page/post, which will redirect users to an arbitrary domain.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: total
Assessed: 21 mo ago (2025-01-08)

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

wpscan.com https://wpscan.com/vulnerability/6e222018-a3e0-4af0-846c-6f00b67dfbc0 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	5.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD	3.1	5.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CNA	3.1	5.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected products

Unknown Frontend Post WordPress Plugin

Classification

Weakness

CWE-601 URL Redirection to Untrusted Site

Technology feeds

WordPress rss critical rss

References

wpscan.com /vulnerability/6e222018-a3e0-4af0-846c-6f00b67dfbc0
exploit, vdb-entry, technical-description, third-party-advisory

Sources

CVE List CVE-2022-4946
NVD CVE-2022-4946

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