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Fencer Intel
high 7.5

CVE-2026-63683 json

Joomla Extension - regularlabs.com - Client IP spoofing vulnerability in Regular Labs conditions manager

published 3mo ago modified 18d ago also EUVD-2026-47810

cvss
7.5
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 33%
public exploits
0
none known

Summary

Joomla Extension - regularlabs.com - Client IP spoofing vulnerability in Regular Labs conditions manager - IP and GeoIP conditions trusted spoofable forwarded headers, allowing remote clients to bypass location-based rules.

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CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
3mo ago

Exploit prediction

0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected products

  • regularlabs.com Advanced Module Manager extension for Joomla
  • regularlabs.com Conditional Content extension for Joomla
  • regularlabs.com Content Templater Pro extension for Joomla
  • regularlabs.com ReReplacer extension Pro for Joomla

Classification

Weakness
  • CWE-290 Authentication Bypass by Spoofing

References

Sources

Fencer Intel 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.