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Fencer Vulns
medium 5.4

CVE-2023-0552 json

Pie Register < 3.8.2.3 - Open Redirect

published 2023-02-27 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-12597

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
24.3%
EPSS 24.3% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known, plus a Nuclei check

Summary

The Registration Forms WordPress plugin before 3.8.2.3 does not properly validate the redirection URL when logging in and login out, leading to an Open Redirect vulnerability

Patch / fix

  • Unknown Registration Forms 3.8.2.3

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
19 mo ago

Exploit prediction

24.26% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template WordPress Pie Register <3.8.2.3 - Open Redirect nuclei detection template
  • wpscan.com https://wpscan.com/vulnerability/832c6155-a413-4641-849c-b98ba55e8551 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 Registration Forms

Classification

Technology feeds

References

Sources

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.