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Fencer Vulns
critical 9.8

CVE-2023-36132 json

PHP Jabbers Availability Booking Calendar 5.0 is vulnerable to Incorrect Access Control.

published 2023-08-03 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-40111

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 59%
public exploits
0
none known

Summary

PHP Jabbers Availability Booking Calendar 5.0 is vulnerable to Incorrect Access Control.

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.89% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

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

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.