WordPress Post Comment 0.2.3 Comments missing authentication

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in WordPress Post Comment 0.2.3. The impacted element is an unknown function of the component Comments. Executing a manipulation as part of Comment can lead to missing authentication. The identification of this vulnerability is CVE-2019-9881. The attack may be launched remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability has been found in WordPress Post Comment 0.2.3 (Content Management System) and classified as problematic. This vulnerability affects some unknown functionality of the component Comments. The manipulation as part of a Comment leads to a missing authentication vulnerability. The CWE definition for the vulnerability is CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. As an impact it is known to affect integrity. CVE summarizes:

The createComment mutation in the WPGraphQL 0.2.3 plugin for WordPress allows unauthenticated users to post comments on any article, even when 'allow comment' is disabled.

The weakness was shared 06/10/2019 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability was named CVE-2019-9881 since 03/19/2019. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (46886). The entries VDB-136262 and VDB-136263 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Upgrade: github.com

Timelineinfo

03/19/2019 🔍
06/10/2019 +83 days 🔍
06/11/2019 +1 days 🔍
09/25/2025 +2298 days 🔍

Sourcesinfo

Vendor: wordpress.com

Advisory: 153025
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2019-9881 (🔍)
GCVE (CVE): GCVE-0-2019-9881
GCVE (VulDB): GCVE-100-136264
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 06/11/2019 07:03
Updated: 09/25/2025 02:30
Changes: 06/11/2019 07:03 (57), 06/21/2020 18:34 (1), 10/03/2023 09:46 (5), 09/25/2025 02:30 (27)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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