CVE-2024-37477Network attack vector

Contributor-level post modification via unchecked REST endpoints

Published Nov 1, 2024 · Updated Apr 28, 2026

Missing authorization in Automattic Newspack Content Converter 0.1.5 and earlier allows remote authenticated users to edit others' posts. Several REST API endpoints accept post-modification requests without a sufficient capability check for the targeted post. Contributor-level access is sufficient, and exploitation changes stored WordPress post content belonging to other users.

CVSS severity6.5
Medium
EPSS probability0.40%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authorization in Automattic Newspack Content Converter 0.1.5 and earlier allows remote authenticated users to edit others' posts. Several REST API endpoints accept post-modification requests without a sufficient capability check for the targeted post. Contributor-level access is sufficient, and exploitation changes stored WordPress post content belonging to other users.

The record

CVE
CVE-2024-37477
Published
Nov 1, 2024
Updated
Apr 28, 2026
Vendor
Automattic
Product
Newspack Content Converter
Classifications
CWE-862, T1565.001
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Nov 1, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 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=n/a <=0.1.5 changes=[{"at":"1.0.0","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Automattic · Newspack Content Converterversion=n/a <=0.1.5 changes=[{"at":"1.0.0","status":"unaffected"}]

Published CVSS scores

4.3WordfenceCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
6.5PatchstackCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-862Missing Authorization
T1565.001Stored Data Manipulation

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.

Technologies

Your stack

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Your stack

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