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Eventin <= 4.1.29 - Missing Authorization to Authenticated (Subscriber+) Sensitive Information Exposure via 'id' Parameter

6.5MediumCNA
Exploited
No known exploitation
Fix
No fix listed
Who is exposed
Not reported
Published
Last modified
0.46% · 40th percentile
15/100 · provisional
None on Exploit-DB, Metasploit or GitHub

Summary

The Eventin events calendar and booking plugin for WordPress has a missing authorization flaw that lets a logged-in user with basic subscriber access read the email address and phone number of any WordPress account, including administrators. An attacker can exploit this remotely over the network, but must first log in with a low-privilege account.

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

Read the original description

The Eventin – Events Calendar, Tickets, Registration, Booking & WooCommerce plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 4.1.29 via the 'id' parameter. This makes it possible for authenticated attackers, with subscriber-level access and above, to extract the email address and phone number of any WordPress user, including administrators, by supplying their user id in a query-string parameter while placing the authenticated user's own id in the URL path.

cve.now Index

15Pcve.now Index 15 of 100 · methodology v3 · provisional
  • Exploitation?/40Unknown. No CISA SSVC exploitation rating yet
  • Exposure3/25Reachable over the network · Unknown: No advisory context yet
  • Reach?/20Unknown. No tracked technology or package matched
  • Severity6.5/10CVSS 6.5
  • No patch5/5No patch listed yet

What would change the score

  • Would score about 70 if added to CISA KEV
  • Would score about 65 if CISA's SSVC rates exploitation active
  • Would score about 34 if advisories confirm default setups are exposed

Timeline

  1. CVE published
  2. First seen by cve.now

Affected versions

  • arraytics Eventin – Events Calendar, Tickets, Registration, Booking & WooCommerce

    through 4.1.29

Evidence 7

  1. Link
  2. Link
  3. Link
  4. Link
  5. Link
Show all 7 sourcesShow fewer sources
  1. Link
  2. Link

Corrections

None so far.

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Questions about CVE-2026-109994

Is CVE-2026-109994 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data

Which versions are affected by CVE-2026-109994?

Eventin – Events Calendar, Tickets, Registration, Booking & WooCommerce: through 4.1.29.Source: cve.now feed data