seroval Known Vulnerabilities & Fixes
seroval has 2 known security vulnerabilities in npm (Node.js). Upgrade to version 1.6.2 or later to resolve all known issues. Data sourced from OSV, enriched with EPSS exploit probability and CISA KEV.
Low Immediate Risk
No actively exploited vulnerabilities detected. Monitor and update in your next maintenance window.
Recommended safe version: 1.6.2
Upgrading to 1.6.2 or later resolves all 2 known vulnerabilities in seroval. Run: npm install seroval@1.6.2
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Check if you're affected and upgrade to 1.6.2 to stay secure.
Security Summary
- 2 affected version ranges have been identified across these 2 advisories.
- 100% of known issues have a published fixed version.
- Remediation: npm update seroval
Vulnerabilities
2 unique vulnerabilities — sorted by exploitation risk (KEV → EPSS → CVSS). Click a CVE/GHSA ID for full details. First disclosed Jul 24, 2026, most recently Oct 5, 2026 (73 days apart).
| CVE / GHSA | Severity | Affected | Fixed In |
|---|---|---|---|
| CVE-2026-104846 Seroval: `fromJSON()` Promise thenable assimilation invokes plugin-produced callables (bypass of GHSA-mv8w-475r-vwqw) | CRITICAL | All versions | 1.6.2 |
| CVE-2026-59940 seroval: `seroval.fromJSON()` Promise resolver type confusion invokes attacker-controlled methods during deserialization | CRITICAL | All versions | 1.5.3 |
About This Data
Vulnerability data for seroval is sourced from the Open Source Vulnerability (OSV) database, aggregating reports from GitHub Advisory Database, NIST NVD, and ecosystem-specific sources.
CVSS (Common Vulnerability Scoring System) scores reflect exploitability and impact. EPSS (Exploit Prediction Scoring System) scores indicate the probability of exploitation within the next 30 days. Vulnerabilities marked with are listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
Related npm (Node.js) Packages
Other packages in this ecosystem, ranked by shared vulnerabilities where available.
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