CVE-2020-36840Known exploitationNetwork attack vector

Unauthenticated content manipulation via unprotected AJAX routing

Published Oct 16, 2024 · Updated Apr 8, 2026

Authorization bypass in JetMonsters Timetable and Event Schedule by MotoPress 2.3.8 and earlier allows remote attackers to alter site content. The wp_ajax_route_url() handler is registered as a nopriv AJAX action but performs routed operations without checking the caller's capability. Any unauthenticated network client can reach the handler and invoke operations that include template loading and malicious script injection.

CVSS severity9.8
Critical
EPSS probability0.41%
Next 30 days · Sep 16, 2026
Known exploitationReported
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Authorization bypass in JetMonsters Timetable and Event Schedule by MotoPress 2.3.8 and earlier allows remote attackers to alter site content. The wp_ajax_route_url() handler is registered as a nopriv AJAX action but performs routed operations without checking the caller's capability. Any unauthenticated network client can reach the handler and invoke operations that include template loading and malicious script injection.

The record

CVE
CVE-2020-36840
Published
Oct 16, 2024
Updated
Apr 8, 2026
Vendor
JetMonsters
Product
Timetable and Event Schedule by MotoPress
Classifications
CWE-862, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Oct 16, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=2.3.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

JetMonsters · Timetable and Event Schedule by MotoPressversion=0 <=2.3.8

Published CVSS scores

9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.3WordfenceCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationReported
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-862Missing Authorization
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Reported exploitation

Technologies

Your stack

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Your stack

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