VulnSocial

CVE-2026-116557

LOWCVSS 9.1 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

The WP Booking System - Booking Calendar plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the wpbs_action_ajax_calendar_remove_note() function in versions up to, and including, 2.1.0.5 This makes it possible for authenticated attackers, with Subscriber-level access and above, to delete arbitrary calendar notes belonging to any calendar.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-862

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-10-31: 110-31
Referenced assets1 URL
Full discourse1 post
  • cve.now@cvedotnow

    🔴 missing authorization enables calendar note deletion (CVE-2026-116557) A logged-in low-privileged user, such as a Subscriber, can delete calendar notes belonging to any calendar. No patch listed yet https://cve.now/CVE-2026-116557?utm_source=x&utm_medium=social&utm_campaign=cvedotnow&utm_content=critical

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    17.8K followersView on X

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