CVE-2026-16458
Padding oracle attack vulnerability in Oberon microsystem AG’s ocrypto library in all versions since 3.0.0 and prior to 4.0.1 allows an attacker to recover plaintexts via timing measurements of RSA PKCS#1 v1.5 decrypt operations.
Scoring
- Severity
- MEDIUM
- CVSS base score
- 5.9
- CVSS vector
- CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- EPSS probability
- 0.07%
- CWE
- CWE-208, CWE-327
- Published
- 2026-08-13
- Last modified
- 2026-08-13
Affected products
- Oberon microsystems AG ocrypto
Weakness type
Related vulnerabilities
- CVE-2026-87737 — An issue was discovered in the mirage-crypto-ec package before 2.4.0 for OCaml. There is a timing...
- CVE-2026-16037 — Callback Authentication Bypass via Timing Attack in PayTR's PayTR Virtual Pos iFrame API (v9x) WHMCS Module
- CVE-2026-81159 — Commerce CyberSource - Moderately critical - Insufficient input validation - SA-CONTRIB-2026-106
- CVE-2026-84308 — phpseclib — non-constant-time X25519 scalar multiplication permits full private-key recovery
- CVE-2026-82449 — Cockpit CMS before 2.14.1 Account Enumeration via Auth Timing
- CVE-2026-55785 — free5GC AUSF uses non-constant-time authentication comparisons and logs XRES* in 5G-AKA
- CVE-2026-78500 — Dimension Blind SSRF via Database Test Connection Feature
- CVE-2026-80199 — Kimai before 2.54.0 Username Enumeration via Timing Oracle