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Fencer Vulns
critical 10.0

CVE-2023-52181 json

WordPress Theme per user Plugin <= 1.0.1 is vulnerable to PHP Object Injection

published 2023-12-31 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-56854

cvss
10.0
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 51%
public exploits
0
none known

Summary

Deserialization of Untrusted Data vulnerability in Presslabs Theme per user.This issue affects Theme per user: from n/a through 1.0.1.

Patch / fix

  • Presslabs Theme per user 1.0.2

Exploit prediction

0.65% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Presslabs Theme per user

Classification

Weakness
  • CWE-502 Deserialization of Untrusted Data
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.