CVE-2026-41989
Medium
Description
Libgcrypt before 1.12.2 sometimes allows a heap-based buffer overflow and denial of service via crafted ECDH ciphertext to gcry_pk_decrypt.
SeverityMedium
CVSS6.7
Exploit probability—
ProductGnupg Libgcrypt
PublishedApr 23, 2026
First seenApr 23, 2026
Weakness typeCWE-787Out-of-bounds write
How to fix
Update
- gnupg libgcrypt1.10.4, 1.11.3, 1.12.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| gnupg libgcrypt | 1.8.8 ≤ v < 1.10.4, 1.11.0 ≤ v < 1.11.3, 1.12.0 ≤ v < 1.12.2 | 1.10.4, 1.11.3, 1.12.2 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.