CVE-2023-4110

Name: CVE-2023-4110
Creator: NVD / NIST
Published: 2023-08-03T03:15:10.83+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 1.77%

Last modified Jun 17, 2026

CVE-2023-4110 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A vulnerability has been found in PHP Jabbers Availability Booking Calendar 5.0 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file /index.php. EPSS estimates a 1.77% chance of exploitation in the next 30 days.

Description

A vulnerability has been found in PHP Jabbers Availability Booking Calendar 5.0 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file /index.php. The manipulation of the argument session_id leads to cross site scripting. The attack can be launched remotely. The identifier VDB-235957 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

1.77%

75.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Phpjabbers	Availability Booking Calendar	5.0

References

http://packetstormsecurity.com/files/173926/PHPJabbers-Availability-Booking-Calendar-5.0-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
https://vuldb.com/?ctiid.235957Permissions Required, Third Party Advisory
https://vuldb.com/?id.235957Third Party Advisory
http://packetstormsecurity.com/files/173926/PHPJabbers-Availability-Booking-Calendar-5.0-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
https://vuldb.com/?ctiid.235957Permissions Required, Third Party Advisory
https://vuldb.com/?id.235957Third Party Advisory

Timeline

Published: Aug 3, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-4110?

How severe is CVE-2023-4110?

CVE-2023-4110 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.77% probability of exploitation in the next 30 days.

How do I fix CVE-2023-4110?

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-2023-4110?

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

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Source: NVD / NIST