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Back to active CVEs
High · CVSS 8.1CVE-2026-115546

Authentication Source Verification Issue in Okta Access GatewayCVE-2026-115546

Answer in brief

CVE-2026-115546 records a High severity (CVSS 8.1) vulnerability in Authentication Source Verification Issue in Okta Access Gateway. The current sources do not mark it as known exploited. The current feed maps Okta/Okta Access Gateway (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 Oct 23, 2026Updated Oct 23, 2026Source checked Oct 23, 2026First seen by HOL Oct 23, 2026Material review Oct 23, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.1
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

CVSS is 8.1. 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 Okta/Okta Access Gateway (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Okta/Okta Access Gatewaygeneric>=0 <2026.10.22026.10.2

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Okta/Okta Access Gateway.
  2. 2Review the reported fix. Source-reported solution: Upgrade the Okta Access Gateway appliance to version 2026.10.2 or greater.

Evidence timeline and material changes

  1. Published upstream

    Oct 23, 2026

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

  2. Source modified

    Oct 23, 2026

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

  3. First seen by HOL

    Oct 23, 2026

Sources and claim methodology

  • Source referencetrust.okta.com
Upstream source description

Okta Access Gateway (OAG) does not validate the selected authentication source during sign-on. An authenticated user with an active session can modify the authentication source parameter, which may generate a SAML assertion granting access to the Admin Console.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Command Execution via Admin Console Input in Okta Access GatewaySame okta/okta access gateway package
  • Authlib accepts an empty HMAC key, allowing JWS/JWT signature forgery (HS256/HS384/HS512)Also CWE-287
  • Authlib: Default JWT bearer grant accepts assertions for the wrong audienceAlso CWE-287

Record context

Vulnerability class
Missing Auth
EPSS
Not reported
CWE IDs
CWE-639, CWE-287
Source
CVE List V5
Source checked
Oct 23, 2026
References
1 linked source
Open source record