wpkube Subscribe to Comments Reloaded Plugin up to 240119 on WordPress improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in wpkube Subscribe to Comments Reloaded Plugin up to 240119 on WordPress. This impacts an unknown function. Executing a manipulation can lead to improper authorization. The identification of this vulnerability is CVE-2026-4409. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in wpkube Subscribe to Comments Reloaded Plugin up to 240119 on WordPress and classified as critical. This vulnerability affects an unknown part. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The Subscribe To Comments Reloaded plugin for WordPress is vulnerable to unauthorized modification of data due to a leaked secret key and usage of a weak hash generation algorithm in all versions up to, and including, 240119. This makes it possible for unauthenticated attackers to extract the global key from any public post page, forge authorization keys and manage comment subscription preferences for arbitrary users

The weakness was shared by Supakiad S.. The advisory is shared for download at wordfence.com. This vulnerability was named CVE-2026-4409 since 03/19/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/05/2026). The MITRE ATT&CK project declares the attack technique as T1548.002.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (Wordfence): 🔒

CVSSv2info

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

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/19/2026 CVE reserved
05/05/2026 +46 days Advisory disclosed
05/05/2026 +0 days VulDB entry created
05/05/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: wordfence.com
Researcher: Supakiad S.
Status: Not defined

CVE: CVE-2026-4409 (🔒)
GCVE (CVE): GCVE-0-2026-4409
GCVE (VulDB): GCVE-100-361084

Entryinfo

Created: 05/05/2026 07:01
Changes: 05/05/2026 07:01 (64)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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