CVE-2026-17021

MEDIUMCVSS 5.3/10EPSS 0.14%

Last modified

CVE-2026-17021 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. The Salon Booking System WordPress plugin through 10.30.33 does not properly restrict access to some of its booking-modification AJAX actions and does not verify ownership of the targeted booking, allowing unauthenticated users to tamper with the stored total of arbitrary bookings.. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

The Salon Booking System WordPress plugin through 10.30.33 does not properly restrict access to some of its booking-modification AJAX actions and does not verify ownership of the targeted booking, allowing unauthenticated users to tamper with the stored total of arbitrary bookings.

Metrics

CVSS 3.1
5.3/10

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

EPSS Probability
0.14%

3.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
UnknownSalon Booking System<= 10.30.33

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-17021?
The Salon Booking System WordPress plugin through 10.30.33 does not properly restrict access to some of its booking-modification AJAX actions and does not verify ownership of the targeted booking, allowing unauthenticated users to tamper with the stored total of arbitrary bookings.
How severe is CVE-2026-17021?
CVE-2026-17021 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.
How do I fix CVE-2026-17021?
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.

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Source: NVD / NIST