CVE-2023-36131

Name: CVE-2023-36131
Creator: NVD / NIST
Published: 2023-08-04T00:15:11.97+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.75%

Last modified Jun 17, 2026

CVE-2023-36131 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. PHPJabbers Availability Booking Calendar 5.0 is vulnerable to Incorrect Access Control due to improper input validation of password parameter.. EPSS estimates a 0.75% chance of exploitation in the next 30 days.

Description

PHPJabbers Availability Booking Calendar 5.0 is vulnerable to Incorrect Access Control due to improper input validation of password parameter.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.75%

50.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Phpjabbers	Availability Booking Calendar	5.0

References

Timeline

Published: Aug 4, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-36131?

PHPJabbers Availability Booking Calendar 5.0 is vulnerable to Incorrect Access Control due to improper input validation of password parameter.

How severe is CVE-2023-36131?

CVE-2023-36131 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.75% probability of exploitation in the next 30 days.

How do I fix CVE-2023-36131?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-36131?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST