Information disclosure in Davidalmeidac Sealed-env
CVE-2026-45091
sealed-env is a cross-stack, zero-trust secret management library for Node.js and Java/Spring Boot. In sealed-env enterprise mode, versions 0.1.0-alpha.1 through 0.1.0-alpha.3 embedded the operator's literal TOTP secret in the JWS payload…
Vulnerability class: Information Disclosure
EPSS: 0.000 (2.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Davidalmeidac Sealed-env — versions < 0.1.0-alpha.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2026-45091?
- CVE-2026-45091 is a critical-severity vulnerability in Davidalmeidac Sealed-env, classified under Information Disclosure. CVSS score: 9.1/10. Published 2026-05-12.
- How severe is CVE-2026-45091?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2026-45091 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.