CVE-2025-12842

MEDIUM EPSS 16.5%
Published Nov 19, 20257mo ago · Modified Jun 17, 20262w ago
5.3 CVSS 3.1
Medium
Find Similar
Published Nov 19, 2025 7mo ago
Last Modified Jun 17, 2026 2w ago

Description

The Booking Plugin for WordPress Appointments – Time Slot plugin for WordPress is vulnerable to unauthorized email sending in versions up to, and including, 1.4.7 due to missing validation on the tslot_appt_email AJAX action. This makes it possible for unauthenticated attackers to send appointment notification emails to arbitrary recipients with attacker-controlled text content in certain email fields, potentially enabling the site to be abused for phishing campaigns or spam distribution.

CVSS Details

Base Score
5.3
Exploitability
3.9
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
16.5% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-20 Improper Input Validation Validation

References 4

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/timeslot/tags/1.4.6/public/form/email.php#L21
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/timeslot/tags/1.4.6/public/form/email.php#L23
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3397527%40timeslot&new=3397527%40timeslot&sfp_email=&sfph_mail=
  • wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/087b6943-5da8-44fe-8614-832768444178?source=cve

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.