CRITICALCVE-2026-27452Published Modified CNA GitHub_M
CVE-2026-27452: ASN.1 TypeScript Library: Decoding an INTEGER could leak the underlying ArrayBuffer
ASN.1 TypeScript ESM library, including codecs for Basic Encoding Rules (BER) and Distinguished Encoding Rules (DER). In versions 11.0.5 and below, in some cases, decoding an INTEGER could leak the underlying ArrayBuffer. This issue is expected to be fixed in version 11.0.6.
Metrics
- CVSS v4.0
- 9.2
- Severity
- CRITICAL
- Fixed in
- —
- Affected Products
- 1
Affected packages
- JonathanWilbur / asn1-ts<= 11.0.5
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N