CVE-2023-24058

Name: CVE-2023-24058
Creator: NVD / NIST
Published: 2023-01-22T06:15:10.293+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.85%

Last modified Jun 17, 2026

CVE-2023-24058 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Booked Scheduler 2.5.5 allows authenticated users to create and schedule events for any other user via a modified userId value to reservation_save.php. NOTE: 2.5.5 is a version from 2014; the latest version of Booked Scheduler is not affected. EPSS estimates a 0.85% chance of exploitation in the next 30 days.

Description

Booked Scheduler 2.5.5 allows authenticated users to create and schedule events for any other user via a modified userId value to reservation_save.php. NOTE: 2.5.5 is a version from 2014; the latest version of Booked Scheduler is not affected. However, LabArchives Scheduler (Sep 6, 2022 Feature Release) is affected.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.85%

53.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Twinkletoessoftware	Booked	2.5.5

References

https://github.com/LibreBooking/app/blob/0a6cb1a9eb84835553c8caf93db2791f8655140f/Pages/Ajax/ReservationSavePage.php#L234-L237Exploit, Third Party Advisory
https://github.com/LibreBooking/app/blob/0a6cb1a9eb84835553c8caf93db2791f8655140f/Web/ajax/reservation_save.phpExploit, Third Party Advisory
https://github.com/LibreBooking/app/tags?after=2.7.1Third Party Advisory
https://s1n1st3r.gitbook.io/theb10g/booked-scheduler-v2.5.5-vulnerabilityExploit, Third Party Advisory
https://www.bookedscheduler.com/the-future-of-booked/Vendor Advisory
https://www.labarchives.com/labarchives-knowledge-base/2022-feature-releases-2/Release Notes, Vendor Advisory
https://www.limswiki.org/index.php/BookedThird Party Advisory
https://github.com/LibreBooking/app/blob/0a6cb1a9eb84835553c8caf93db2791f8655140f/Pages/Ajax/ReservationSavePage.php#L234-L237Exploit, Third Party Advisory
https://github.com/LibreBooking/app/blob/0a6cb1a9eb84835553c8caf93db2791f8655140f/Web/ajax/reservation_save.phpExploit, Third Party Advisory
https://github.com/LibreBooking/app/tags?after=2.7.1Third Party Advisory
https://s1n1st3r.gitbook.io/theb10g/booked-scheduler-v2.5.5-vulnerabilityExploit, Third Party Advisory
https://www.bookedscheduler.com/the-future-of-booked/Vendor Advisory
https://www.labarchives.com/labarchives-knowledge-base/2022-feature-releases-2/Release Notes, Vendor Advisory
https://www.limswiki.org/index.php/BookedThird Party Advisory

Timeline

Published: Jan 22, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-24058?

How severe is CVE-2023-24058?

CVE-2023-24058 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.85% probability of exploitation in the next 30 days.

How do I fix CVE-2023-24058?

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-2023-24058?

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

Scan your code now

Source: NVD / NIST