CVE-2026-83543 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Changed

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

No data.

No data.

No data.

References

Link	Providers
https://wpscan.com/vulnerability/902e46ad-e577-4a3e-be19-a3bcc75ece77/

History

Sun, 06 Sep 2026 11:30:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 4.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Sat, 05 Sep 2026 08:30:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-918

Sat, 05 Sep 2026 06:30:00 +0000

Type	Values Removed	Values Added
Description		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.
Title		Greenshift < 13.2.0 - Contributor+ SSRF via get-csv-to-json REST Endpoint
References		https://wpscan.com/vulnerability/902e46ad-e577-4a3e-be19-a3bcc75ece77/

MITRE

Status: PUBLISHED

Assigner: WPScan

Published: 2026-09-05T06:00:07.156Z

Updated: 2026-09-06T10:38:51.352Z

Reserved: 2026-08-31T18:01:41.316Z

Link: CVE-2026-83543

Vulnrichment

Updated: 2026-09-06T10:29:43.110Z

NVD

Status : Deferred

Published: 2026-09-05T07:17:13.280

Modified: 2026-09-08T19:09:21.310

Link: CVE-2026-83543

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-83543", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2026-08-31T18:01:41.316Z", "datePublished": "2026-09-05T06:00:07.156Z", "dateUpdated": "2026-09-06T10:38:51.352Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-09-05T06:00:07.156Z"}, "title": "Greenshift < 13.2.0 - Contributor+ SSRF via get-csv-to-json REST Endpoint", "problemTypes": [{"descriptions": [{"description": "CWE-918 Server-Side Request Forgery (SSRF)", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "Greenshift", "versions": [{"status": "affected", "versionType": "semver", "version": "0", "lessThan": "13.2.0"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "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."}], "references": [{"url": "https://wpscan.com/vulnerability/902e46ad-e577-4a3e-be19-a3bcc75ece77/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "credits": [{"lang": "en", "value": "Alireza Kalhor", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-918", "lang": "en", "description": "CWE-918 Server-Side Request Forgery (SSRF)"}]}], "metrics": [{"cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 4.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-09-06T10:30:17.659779Z", "id": "CVE-2026-83543", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-06T10:38:51.352Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 4.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-83543", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-06T10:30:17.659779Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-918", "description": "CWE-918 Server-Side Request Forgery (SSRF)"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-06T10:29:43.110Z"}}], "cna": {"title": "Greenshift < 13.2.0 - Contributor+ SSRF via get-csv-to-json REST Endpoint", "source": {"discovery": "EXTERNAL"}, "credits": [{"lang": "en", "type": "finder", "value": "Alireza Kalhor"}, {"lang": "en", "type": "coordinator", "value": "WPScan"}], "affected": [{"vendor": "Unknown", "product": "Greenshift", "versions": [{"status": "affected", "version": "0", "lessThan": "13.2.0", "versionType": "semver"}], "defaultStatus": "unaffected"}], "references": [{"url": "https://wpscan.com/vulnerability/902e46ad-e577-4a3e-be19-a3bcc75ece77/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "x_generator": {"engine": "WPScan CVE Generator"}, "descriptions": [{"lang": "en", "value": "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."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "description": "CWE-918 Server-Side Request Forgery (SSRF)"}]}], "providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-09-05T06:00:07.156Z"}}}, "cveMetadata": {"cveId": "CVE-2026-83543", "state": "PUBLISHED", "dateUpdated": "2026-09-06T10:38:51.352Z", "dateReserved": "2026-08-31T18:01:41.316Z", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "datePublished": "2026-09-05T06:00:07.156Z", "assignerShortName": "WPScan"}, "dataVersion": "5.2"}