CVE-2026-41989
CVSS Score
6.7
EPSS Score
0.2%
EPSS Percentile
8th
Libgcrypt before 1.12.2 sometimes allows a heap-based buffer overflow and denial of service via crafted ECDH ciphertext to gcry_pk_decrypt.
| CWE | CWE-787 |
| Vendor | gnupg |
| Product | libgcrypt |
| Published | Apr 23, 2026 |
| Last Updated | Jul 14, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
High
Affected Versions
gnupg / Libgcrypt
1.8.8 < 1.10.4 1.11.0 < 1.11.3 1.12.0 < 1.12.2
References
lists.gnupg.org: https://lists.gnupg.org/pipermail/gnupg-announce/2026q2/000503.html dev.gnupg.org: https://dev.gnupg.org/T8211 openwall.com: https://www.openwall.com/lists/oss-security/2026/04/21/1 cert-portal.siemens.com: https://cert-portal.siemens.com/productcert/html/ssa-082556.html cert-portal.siemens.com: https://cert-portal.siemens.com/productcert/html/ssa-019113.html