Skip to main content

REST API Log CVE-2026-66443

| EUVDEUVD-2026-57868 HIGH
Insertion of Sensitive Information Into Sent Data (CWE-201)
2026-08-13 Patchstack GHSA-cw6w-j5hg-8q4c
7.5
CVSS 3.1 · Vendor: Patchstack
Share

Severity by source

Vendor (Patchstack) PRIMARY
7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
vuln.today AI
7.5 HIGH

Unauthenticated network-reachable log read; no integrity or availability impact; high confidentiality loss matches CWE-201 sensitive data exposure.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (Patchstack).

CVSS VectorVendor: Patchstack

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

2
Analysis Generated
Aug 13, 2026 - 14:37 vuln.today
CVE Published
Aug 13, 2026 - 13:36 cve.org
HIGH 7.5

DescriptionCVE.org

Unauthenticated Sensitive Data Exposure in REST API Log <= 1.7.1 versions.

AnalysisAI

Unauthenticated sensitive data exposure in the REST API Log WordPress plugin (versions <= 1.7.1) allows any remote actor to query the plugin's log storage and retrieve recorded REST API request and response data without credentials. Reported by Patchstack and scored CVSS 7.5 (High) with AV:N/AC:L/PR:N/UI:N, the exposure is trivially reachable across the network with no authentication or user interaction. …

Unlock full vulnerability intelligence

  • Risk assessment & exploitation conditions
  • Attack chain visualization
  • Remediation with exact patch versions
  • Threat intelligence from 22 sources
  • Personal watchlist & email alerts

Free forever · No credit card required

Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
technique details hidden
Delivery
technique details hidden
Exploit
technique details hidden
Execution
technique details hidden
Impact
technique details hidden

Vulnerability AssessmentAI

Exploitation The REST API Log plugin (version <= 1.7.1) must be installed and active on the WordPress site. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 7.5 High score is well-supported by the vector metrics: AV:N (network-reachable), AC:L (no special conditions), PR:N (no authentication), UI:N (no user interaction), with C:H reflecting the potential to expose high-sensitivity logged content. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Update the REST API Log plugin beyond version 1.7.1 if a patched release is available from the WordPress plugin repository; the exact fixed version is not confirmed in the available data, so administrators should consult the plugin's changelog at wordpress.org/plugins/wp-rest-api-log and the Patchstack advisory (https://patchstack.com/database/wordpress/plugin/wp-rest-api-log/vulnerability/wordpress-rest-api-log-plugin-1-7-1-sensitive-data-exposure-vulnerability) for the remediated version. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: inventory all WordPress instances using REST API Log plugin and immediately disable or uninstall it; alert relevant teams and verify no unauthorized access has occurred. …

Sign in for detailed remediation steps and compensating controls.

Threat intelligence, references, and detailed analysis are available after sign-in.

Share

CVE-2026-66443 vulnerability details – vuln.today

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy