Cross-Site Scripting (XSS) in Tryton sao (CVE-2025-66421)
Summary
Cross-site scripting in Tryton sao (CVE-2025-66421). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to 7.6.11 or later.
Original description
The description as published by the source.
Tryton sao (aka tryton-sao) before 7.6.11 allows XSS because it does not escape completion values. This is fixed in 7.6.11, 7.4.21, 7.0.40, and 6.0.69.
Source: NIST National Vulnerability Database NVD
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-2025-66421 has been found in Tryton sao.
Risk of unauthorized operations or information disclosure. CVSS score: 5.4/10.
What to do: upgrade Tryton sao to 7.6.11 or later.
If unsure, ask your IT team or search "Tryton sao CVE-2025-66421" on the vendor's site.
CVE-2025-66421 (Tryton sao) — CWE-79 / CVSS v3 5.4
Attack vector: remote (network-reachable)
Patched: 7.6.11 — 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.
Cross-site scripting (XSS) (CWE-79) exists in Tryton sao.
Check the vendor advisory for the affected versions of Tryton sao.
Severity: Medium (CVSS 5.4/10). Risk of unauthorized operations or information disclosure.
Update to 7.6.11.
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 Tryton sao 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 Tryton sao to 7.6.11ステージング環境で 7.6.11 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。
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Debian DEBIAN-CVE-2025-66421 tryton-sao Fixed in: 6.0.28+ds1-2+deb12u2
References
- web cve@mitre.org
- web cve@mitre.org