MediumVulnerabilityCVE-2026-116582updated 30 Oct 2026, 16:21 UTC
Seroval: Script injection through RegExp sources in serialized output
Fixed in seroval 1.6.10, seroval 1.0.0Official, 2 sources
| Severity | MediumCVSS 4.7 of 10 |
|---|---|
| Being exploited? | UnclearNo reports either way yet |
| Fix available? | Yesseroval 1.6.10, seroval 1.0.0 · since 28 Oct 2026 |
| How sure is this? | Official, 2 sourcesBacked by an official source |
Are you affected?
| Package / product | Affected versions | Fixed in |
|---|---|---|
| seroval · npm | >= 1.5.5, < 1.6.10 | 1.6.10 |
| seroval · npm | < 1.0.0 | 1.0.0 |
Timeline
- 26 Oct 2026, 21:18 UTCPublicly disclosed
- 28 Oct 2026, 21:17 UTCReported by GitHub Advisory · GitHub Advisory
- 28 Oct 2026, 21:17 UTCPicked up by Zero Radar
- 30 Oct 2026, 16:21 UTCNVD reported on it · NVD
Sources 2 reports, oldest first
Official vendor, government CERT or advisory database
- CVE-2026-116582NVD · 26 Oct 2026, 21:18 UTC
- Seroval: Script injection through RegExp sources in serialized outputGitHub Advisory · 28 Oct 2026, 21:17 UTC
Technical details
- ID
- CVE-2026-116582 · GHSA-9wx9-5pv9-3349
- CVSS
- 4.7 / 10
- EPSS
- 0.2% chance of exploitation within 30 days
- Disclosed
- 26 Oct 2026, 21:18 UTC
- On Zero Radar
- 28 Oct 2026, 21:17 UTC (2 days after disclosure)
- Last change
- 30 Oct 2026, 16:21 UTC
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