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  4. CVE 2026 82263 logto server side request forgery via oidc sso
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Back to active CVEs
High · CVSS 8.2CVE-2026-82263

Logto Server-Side Request Forgery via OIDC SSO Connector Issuer URLCVE-2026-82263

Answer in brief

CVE-2026-82263 records a High severity (CVSS 8.2) vulnerability in Logto Server-Side Request Forgery via OIDC SSO Connector Issuer URL. The current sources do not mark it as known exploited. The current feed maps logto-io/logto (generic), logto-io/logto (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Aug 28, 2026Updated Sep 24, 2026Source checked Oct 13, 2026First seen by HOL Aug 28, 2026Material review Sep 24, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.2
Exploitation
Not marked as known exploited
Affected software
2 mapped packages or products
Fix availability
Not reported

Why this deserves its current priority

CVSS is 8.2. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps logto-io/logto (generic), logto-io/logto (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
logto-io/logtogeneric0Not reported
logto-io/logtogeneric>=0 <=1.42.0Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for logto-io/logto, logto-io/logto.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Aug 28, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Sep 24, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Aug 28, 2026

Sources and claim methodology

  • GitHub security advisorygithub.com
  • GitHub security advisorygithub.com
  • GitHub security advisorygithub.com
  • GitHub security advisorygithub.com
  • Source referencevulncheck.com
Upstream source description

Logto through 1.42.0 contains a server-side request forgery vulnerability in the OIDC SSO connector creation endpoint that fails to validate the issuer URL parameter. Tenant administrators with Management API credentials can supply arbitrary internal URLs to trigger HTTP GET requests to private network services, with response content returned in API responses.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • EricLBuehler mistral.rs media_source.rs is_global_ip server-side request forgeryAlso CWE-918
  • Security Vulnerability identified in IBM TRIRIGA - Zip SlipSame generic ecosystem
  • Edimax BR-6208AC QoS Page formQoS cross site scriptingSame generic ecosystem
  • code-projects Online Ticket Reservation System medallion.sql file information disclosureSame generic ecosystem
  • code-projects Matrimonial System matrimony.sql file accessSame generic ecosystem
  • EricLBuehler Mistral.rs handlers.rs calibration_apply path traversalSame generic ecosystem

Record context

Vulnerability class
SSRF
EPSS
Not reported
CWE IDs
CWE-918
Source
CVE List V5
Source checked
Oct 13, 2026
References
5 linked sources
Open source record