Greenshift Plugin up to 13.1.x on WordPress server-side request forgery

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Greenshift Plugin up to 13.1.x. Impacted is an unknown function. The manipulation leads to server-side request forgery. This vulnerability is traded as CVE-2026-83543. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Greenshift Plugin up to 13.1.x. It has been rated as critical. This issue affects an unknown functionality. The manipulation with an unknown input leads to a server-side request forgery vulnerability. Using CWE to declare the problem leads to CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The Greenshift WordPress plugin before 13.2.0 does not validate a user-supplied URL before fetching it server-side, allowing users with contributor-level access and above to make the server issue requests to arbitrary hosts and read the response.

It is possible to read the advisory at wpscan.com. The identification of this vulnerability is CVE-2026-83543 since 08/31/2026. The exploitation is known to be easy. The attack may be initiated remotely. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 13.2.0 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
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: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Greenshift Plugin 13.2.0

Timelineinfo

08/31/2026 CVE reserved
09/05/2026 +5 days Advisory disclosed
09/05/2026 +0 days VulDB entry created
09/05/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: wpscan.com
Status: Confirmed

CVE: CVE-2026-83543 (🔒)
GCVE (CVE): GCVE-0-2026-83543
GCVE (VulDB): GCVE-100-399239

Entryinfo

Created: 09/05/2026 08:43
Changes: 09/05/2026 08:43 (54)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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