CVE-2026-5598
Essential information
- Published
- 15/04/2026 10:16
- Modified
- 15/04/2026 10:16
- Author
- —
- Creator
- —
- CVSS
- 10.0 CRITICAL (v3) 10.0 CRITICAL (v4.0)
- CISA KEV
- No
- CWE
- —
- CVSS vector
-
—
—
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS metrics
- Access vector
- —
- Access complexity
- —
- Authentication
- —
- Confidentiality impact
- —
- Integrity impact
- —
- Availability impact
- —
- Exploitability
- —
- Remediation level
- —
- Report confidence
- —
- Temporal score
- —
- Attack vector
- —
- Attack complexity
- —
- Privileges required
- —
- User interaction
- —
- Scope
- —
- Confidentiality impact
- —
- Integrity impact
- —
- Availability impact
- —
- Exploit code maturity
- —
- Remediation level
- —
- Report confidence
- —
- Temporal score
- —
- Attack vector
- NETWORK
- Attack complexity
- LOW
- Attack requirements
- NONE
- Privileges required
- NONE
- User interaction
- NONE
- Confidentiality (V)
- HIGH
- Confidentiality (S)
- HIGH
- Integrity (V)
- HIGH
- Integrity (S)
- HIGH
- Availability (V)
- HIGH
- Availability (S)
- HIGH
- Exploit maturity
- NOT_DEFINED
Description
Covert timing channel vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA core on all (core modules).
Non-constant time comparisons risk private key leakage in FrodoKEM.
This issue affects BC-JAVA: from 2.17.3 before 1.84.
NVD status
- Status
- Received — CVE has been recently published to the CVE List and has been received by the NVD.
- Source
- 91579145-5d7b-4cc5-b925-a0262ff19630
- NVD
- View on NVD
Affected products (CPE)
| Product | CPE |
|---|---|
| legion of the bouncy castle / bc-java | cpe:2.3:a:legion_of_the_bouncy_castle:bc-java:2.17.3:<1.84:*:*:*:*:*:* |