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Back to active CVEs
Critical · CVSS 9.8CVE-2026-119516

WordPress Radius Booking — Booking Calendar for Appointments & Services plugin <= 1.0.20 - PHP Object Injection vulnerabilityCVE-2026-119516

Answer in brief

CVE-2026-119516 records a Critical severity (CVSS 9.8) vulnerability in WordPress Radius Booking — Booking Calendar for Appointments & Services plugin <= 1.0.20 - PHP Object Injection vulnerability. The current sources do not mark it as known exploited. The current feed maps Mamunur Rashid/radius-booking (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Nov 6, 2026Updated Nov 6, 2026Source checked Nov 6, 2026First seen by HOL Nov 6, 2026Material review Nov 6, 2026
Upstream Advisory

Key facts

Risk
Critical · CVSS 9.8
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 9.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Mamunur Rashid/radius-booking (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Mamunur Rashid/radius-bookinggeneric>=0 <=1.0.20Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Mamunur Rashid/radius-booking.
  2. 2Review the reported fix. Source-reported solution: Update the WordPress Radius Booking — Booking Calendar for Appointments &amp; Services plugin to the latest available version (at least 1.0.21).

Evidence timeline and material changes

  1. Published upstream

    Nov 6, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Nov 6, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Nov 6, 2026

Sources and claim methodology

  • Source referencepatchstack.com
Upstream source description

Deserialization of Untrusted Data vulnerability in Mamunur Rashid Radius Booking — Booking Calendar for Appointments &amp; Services radius-booking allows Object Injection.This issue affects Radius Booking — Booking Calendar for Appointments &amp; Services: from n/a through 1.0.20.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Deserialization
EPSS
Not reported
CWE IDs
CWE-502
Source
CVE List V5
Source checked
Nov 6, 2026
References
1 linked source
Open source record