Cross-Site Request Forgery (CSRF) in org.jenkins-ci.plugins:PrioritySorter (CVE-2026-57290)
Summary
Vulnerability in org.jenkins-ci.plugins:PrioritySorter (CVE-2026-57290). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to 936.937.v5581d0b or later.
Original description
The description as published by the source.
Jenkins Priority Sorter Plugin 936.v2c01c6b_84449 and earlier does not require POST requests in an HTTP endpoint that saves the global job priority configuration.
This allows attackers to overwrite the global job priority configuration.
Priority Sorter Plugin 936.937.v5581d0b_2ccb_a_ requires POST requests for the affected HTTP endpoint.
Source: NIST National Vulnerability Database NVD GitHub Advisory
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2026-57290 has been found in org.jenkins-ci.plugins:PrioritySorter.
Risk of unauthorized operations or information disclosure. CVSS score: 4.3/10.
What to do: upgrade org.jenkins-ci.plugins:PrioritySorter to 936.937.v5581d0b or later.
If unsure, ask your IT team or search "org.jenkins-ci.plugins:PrioritySorter CVE-2026-57290" on the vendor's site.
CVE-2026-57290 (org.jenkins-ci.plugins:PrioritySorter) — CWE-352 / CVSS v3 4.3
Attack vector: remote (network-reachable) / unauthenticated
Patched: 936.937.v5581d0b — apply immediately
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
CSRF (CWE-352) exists in org.jenkins-ci.plugins:PrioritySorter.
Check the vendor advisory for the affected versions of org.jenkins-ci.plugins:PrioritySorter.
Severity: Medium (CVSS 4.3/10). Risk of unauthorized operations or information disclosure.
Update to 936.937.v5581d0b.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで org.jenkins-ci.plugins:PrioritySorter を使っているサービスとバージョンを洗い出す。
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2Apply patch patch
Upgrade org.jenkins-ci.plugins:PrioritySorter to 936.937.v5581d0bステージング環境で 936.937.v5581d0b に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスを含めること。
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3Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Affected packages
References
- web jenkins.io
- web nvd.nist.gov
- web github.com
- web github.com
- web github.com