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Back to active CVEs
Unknown severity · Source severity not reportedCVE-2026-110070

Modern Events Calendar Lite < 7.36.4 - Subscriber+ Arbitrary Post Modification via IDORCVE-2026-110070

Answer in brief

CVE-2026-110070 records a Unknown severity vulnerability in Modern Events Calendar Lite < 7.36.4 - Subscriber+ Arbitrary Post Modification via IDOR. The current sources do not mark it as known exploited. The current feed maps Unknown/Modern Events Calendar Lite (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 Oct 18, 2026Updated Oct 18, 2026Source checked Oct 18, 2026First seen by HOL Oct 18, 2026Material review Oct 18, 2026
Upstream Advisory

Key facts

Risk
Unknown severitySource severity not reported
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

A CVSS score is not reported in the current record. 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 Unknown/Modern Events Calendar Lite (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Unknown/Modern Events Calendar Litegeneric>=0 <7.36.47.36.4

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Unknown/Modern Events Calendar Lite.
  2. 2Review the reported fix. Update Unknown/Modern Events Calendar Lite to 7.36.4 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Oct 18, 2026

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

  2. Source modified

    Oct 18, 2026

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

  3. First seen by HOL

    Oct 18, 2026

Sources and claim methodology

  • Source referencewpscan.com
Upstream source description

The Modern Events Calendar Lite WordPress plugin before 7.36.4 does not verify that a user is authorized to edit the target post before updating it, allowing authenticated users with the Subscriber role to modify the title, content, and excerpt of arbitrary posts, pages, and custom post types created by other users.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Modern Events Calendar Lite < 7.37.0 - Subscriber+ Sensitive Data Disclosure via mec_event_bookings and mec_attendees AJAX ActionsSame unknown/modern events calendar lite package
  • Modern Events Calendar (Lite & Pro) < 7.37.0 - Subscriber+ SQLi via mec_fes_csv_exportSame unknown/modern events calendar lite package
  • Admidio 5.0.0 before 5.0.16 IDOR via Forum Topic UpdateAlso CWE-639
  • Otter Blocks < 3.2.3 - Unauthenticated Open Redirect via Stripe Checkout BlockSame generic ecosystem
  • Tasty Recipes Lite 1.2 - 1.2.10 - Contributor+ Taxonomy Term Creation, Renaming and DeletionSame generic ecosystem
  • Salon Booking System 10.17 - 10.31.10 - Salon Staff+ Privilege Escalation to Administrator via Case-Insensitive User Meta KeySame generic ecosystem

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-639
Source
CVE List V5
Source checked
Oct 18, 2026
References
1 linked source
Open source record