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Back to active CVEs
High · CVSS 8.2CVE-2026-59316

Spring Authorization Server Default Consent Page is vulnerable to Cross-Site Scripting (XSS)CVE-2026-59316

Answer in brief

CVE-2026-59316 records a High severity (CVSS 8.2) vulnerability in Spring Authorization Server Default Consent Page is vulnerable to Cross-Site Scripting (XSS). The current sources do not mark it as known exploited. The current feed maps Spring/Spring Authorization Server (generic), Spring/Spring Authorization Server (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 27, 2026Updated Aug 31, 2026Source checked Oct 11, 2026First seen by HOL Aug 27, 2026Material review Aug 31, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.2
Exploitation
Not marked as known exploited
Affected software
3 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 Spring/Spring Authorization Server (generic), Spring/Spring Authorization Server (generic). Check affected ranges and fixed versions before updating.

Affected products and reported versions
ProductAffected versionsFixed versions
cpe:2.3:a:broadcom:spring_authorization_server:*:*:*:*:*:*:*:*Not reportedNot reported
Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Spring/Spring Authorization Servergeneric1.5.0 || 1.4.0Not reported
Spring/Spring Authorization Servergeneric>=1.5.0 <=1.5.8 || >=1.4.0 <=1.4.11Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Spring/Spring Authorization Server, Spring/Spring Authorization Server.
  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 27, 2026

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

  2. Source modified

    Aug 31, 2026

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

  3. First seen by HOL

    Aug 27, 2026

Sources and claim methodology

  • Source referencespring.io
Upstream source description

Spring Authorization Server's default consent page renders user-controlled values without HTML entity encoding. When using the DefaultConsentPage, an attacker can craft an OAuth2 authorization request containing a malicious value that is stored server-side and later rendered unencoded in the default consent page presented to the end user. Spring Authorization Server 1.5.0 - 1.5.8 Spring Authorization Server 1.4.0 - 1.4.11

Quoted source text, attributed separately from HOL analysis.

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Record context

Vulnerability class
XSS
EPSS
Not reported
CWE IDs
CWE-79
Source
CVE List V5
Source checked
Oct 11, 2026
References
1 linked source
Open source record