CVE-2026-8491 - Vulnerability Details - OpenCVE

Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal Node View Permissions allows Forceful Browsing. This issue affects Node View Permissions: from 0.0.0 before 1.7.0, from 2.0.0 before 2.0.1.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

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

Vendors	Products
Drupal	Node View Permissions

No data.

No data.

References

Link	Providers
https://www.drupal.org/sa-contrib-2026-034

History

Wed, 20 May 2026 17:15:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 20 May 2026 11:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Drupal Drupal node View Permissions
Vendors & Products		Drupal Drupal node View Permissions

Tue, 19 May 2026 22:45:00 +0000

Type	Values Removed	Values Added
Description		Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal Node View Permissions allows Forceful Browsing. This issue affects Node View Permissions: from 0.0.0 before 1.7.0, from 2.0.0 before 2.0.1.
Title		Node View Permissions - Moderately critical - Access bypass - SA-CONTRIB-2026-034
Weaknesses		CWE-754
References		https://www.drupal.org/sa-contrib-2026-034

MITRE

Status: PUBLISHED

Assigner: drupal

Published: 2026-05-19T22:28:58.101Z

Updated: 2026-05-20T16:36:03.045Z

Reserved: 2026-05-13T15:43:26.500Z

Link: CVE-2026-8491

Vulnrichment

Updated: 2026-05-20T16:32:59.302Z

NVD

Status : Undergoing Analysis

Published: 2026-05-19T23:16:58.740

Modified: 2026-05-20T18:16:27.980

Link: CVE-2026-8491

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-8491", "assignerOrgId": "2c85b837-eb8b-40ed-9d74-228c62987387", "state": "PUBLISHED", "assignerShortName": "drupal", "dateReserved": "2026-05-13T15:43:26.500Z", "datePublished": "2026-05-19T22:28:58.101Z", "dateUpdated": "2026-05-20T16:36:03.045Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "2c85b837-eb8b-40ed-9d74-228c62987387", "shortName": "drupal", "dateUpdated": "2026-05-19T22:28:58.101Z"}, "title": "Node View Permissions - Moderately critical - Access bypass - SA-CONTRIB-2026-034", "datePublic": "2026-05-13T17:16:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-754", "description": "CWE-754 Improper Check for Unusual or Exceptional Conditions", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-87", "descriptions": [{"lang": "en", "value": "CAPEC-87 Forceful Browsing"}]}], "affected": [{"vendor": "Drupal", "product": "Node View Permissions", "collectionURL": "https://www.drupal.org/project/node_view_permissions", "repo": "https://git.drupalcode.org/project/node_view_permissions", "versions": [{"status": "affected", "version": "0.0.0", "lessThan": "1.7.0", "versionType": "semver"}, {"status": "affected", "version": "2.0.0", "lessThan": "2.0.1", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal Node View Permissions allows Forceful Browsing.\n\nThis issue affects Node View Permissions: from 0.0.0 before 1.7.0, from 2.0.0 before 2.0.1.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal Node View Permissions allows Forceful Browsing.<p>This issue affects Node View Permissions: from 0.0.0 before 1.7.0, from 2.0.0 before 2.0.1.</p>"}]}], "references": [{"url": "https://www.drupal.org/sa-contrib-2026-034"}], "credits": [{"lang": "en", "value": "Adam Shepherd (adamps)", "type": "finder"}, {"lang": "en", "value": "B\u00c3\u00a1lint Nagy (nagy.balint)", "type": "remediation developer"}, {"lang": "en", "value": "Greg Knaddison (greggles)", "type": "coordinator"}, {"lang": "en", "value": "Juraj Nemec (poker10)", "type": "coordinator"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.7, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-05-20T16:32:33.990332Z", "id": "CVE-2026-8491", "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": "2026-05-20T16:36:03.045Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.7, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-8491", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-20T16:32:33.990332Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-20T16:32:59.302Z"}}], "cna": {"title": "Node View Permissions - Moderately critical - Access bypass - SA-CONTRIB-2026-034", "source": {"discovery": "UNKNOWN"}, "credits": [{"lang": "en", "type": "finder", "value": "Adam Shepherd (adamps)"}, {"lang": "en", "type": "remediation developer", "value": "B\u00c3\u00a1lint Nagy (nagy.balint)"}, {"lang": "en", "type": "coordinator", "value": "Greg Knaddison (greggles)"}, {"lang": "en", "type": "coordinator", "value": "Juraj Nemec (poker10)"}], "impacts": [{"capecId": "CAPEC-87", "descriptions": [{"lang": "en", "value": "CAPEC-87 Forceful Browsing"}]}], "affected": [{"repo": "https://git.drupalcode.org/project/node_view_permissions", "vendor": "Drupal", "product": "Node View Permissions", "versions": [{"status": "affected", "version": "0.0.0", "lessThan": "1.7.0", "versionType": "semver"}, {"status": "affected", "version": "2.0.0", "lessThan": "2.0.1", "versionType": "semver"}], "collectionURL": "https://www.drupal.org/project/node_view_permissions", "defaultStatus": "unaffected"}], "datePublic": "2026-05-13T17:16:00.000Z", "references": [{"url": "https://www.drupal.org/sa-contrib-2026-034"}], "x_generator": {"engine": "Vulnogram 1.0.2"}, "descriptions": [{"lang": "en", "value": "Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal Node View Permissions allows Forceful Browsing.\n\nThis issue affects Node View Permissions: from 0.0.0 before 1.7.0, from 2.0.0 before 2.0.1.", "supportingMedia": [{"type": "text/html", "value": "Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal Node View Permissions allows Forceful Browsing.<p>This issue affects Node View Permissions: from 0.0.0 before 1.7.0, from 2.0.0 before 2.0.1.</p>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-754", "description": "CWE-754 Improper Check for Unusual or Exceptional Conditions"}]}], "providerMetadata": {"orgId": "2c85b837-eb8b-40ed-9d74-228c62987387", "shortName": "drupal", "dateUpdated": "2026-05-19T22:28:58.101Z"}}}, "cveMetadata": {"cveId": "CVE-2026-8491", "state": "PUBLISHED", "dateUpdated": "2026-05-20T16:36:03.045Z", "dateReserved": "2026-05-13T15:43:26.500Z", "assignerOrgId": "2c85b837-eb8b-40ed-9d74-228c62987387", "datePublished": "2026-05-19T22:28:58.101Z", "assignerShortName": "drupal"}, "dataVersion": "5.2"}