WordPress TrueBooker plugin <= 1.2.9 - Settings Change vulnerability

published 2026-10-06 34 d ago modified 2026-10-06 33 d ago also EUVD-2026-93042

cvss: 6.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 15%
public exploits: 0; none known

Unauthenticated Settings Change in TrueBooker <= 1.2.9 versions.

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 34 d ago (2026-10-06)

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 15% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Affected products

ThemetechMount TrueBooker

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/truebooker-appointment-booking/vulnerability/wordpress-truebooker-plugin-1-2-9-sett
vdb-entry

Sources

CVE List CVE-2026-39798
NVD CVE-2026-39798

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.

Summary