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  4. CVE 2026 59287 spring for graphql websocket client denial of
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Back to active CVEs
Medium · CVSS 5.9CVE-2026-59287

Spring for GraphQL WebSocket Client Denial of ServiceCVE-2026-59287

Answer in brief

CVE-2026-59287 records a Medium severity (CVSS 5.9) vulnerability in Spring for GraphQL WebSocket Client Denial of Service. The current sources do not mark it as known exploited. The current feed maps Spring/Spring for GraphQL (generic), Spring/Spring for GraphQL (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 Sep 2, 2026Source checked Oct 11, 2026First seen by HOL Aug 27, 2026Material review Sep 2, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 5.9
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 5.9. 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 for GraphQL (generic), Spring/Spring for GraphQL (generic). Check affected ranges and fixed versions before updating.

Affected products and reported versions
ProductAffected versionsFixed versions
cpe:2.3:a:vmware:spring_for_graphql:*:*:*:*:*:*:*:*Not reportedNot reported
Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Spring/Spring for GraphQLgeneric2.0.0 || 1.4.0 || 1.3.0Not reported
Spring/Spring for GraphQLgeneric>=2.0.0 <=2.0.4 || >=1.4.0 <=1.4.6 || >=1.3.0 <=1.3.9Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Spring/Spring for GraphQL, Spring/Spring for GraphQL.
  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

    Sep 2, 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 for GraphQL is vulnerable to Denial of Service attacks when using the WebSocket client with keepAlive enabled. Spring for GraphQL 2.0.0 - 2.0.4 Spring for GraphQL 1.4.0 - 1.4.6 Spring for GraphQL 1.3.0 - 1.3.9

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • zhayujie CowAgent Streaming Tool-Call Argument json.loads allocation of resourcesAlso CWE-770
  • Channel tokens and organization API key exposed in API responsesSame generic ecosystem
  • zhayujie CowAgent Web Console upload read denial of serviceSame generic ecosystem
  • zhayujie CowAgent Media Download memory allocationSame generic ecosystem
  • erzhongxmu Jeewms Autocomplete Data JeecgFormDemoController.java getTreeData sql injectionSame generic ecosystem
  • zhayujie CowAgent Markdown Rendering Markdown.tsx denial of serviceSame generic ecosystem

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-770
Source
CVE List V5
Source checked
Oct 11, 2026
References
1 linked source
Open source record