Vulnerability · Published May 21, 2026 · Assigned by securin
CVE-2026-44053Weak cryptography in DHCAST128 UAM
High 7.4
In plain English
A high-severity broken cryptography in Netatalk from Netatalk. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.4High
Exploit odds (30 days)0.3%top 77.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Netatalk 1.5.0 through 4.2.2 uses a broken cryptographic algorithm in the DHCAST128 UAM, which allows a remote attacker to obtain authentication credentials or impersonate a user via cryptanalytic attack.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.24 | netatalk | 4.5.0-r0 | ALPINE-CVE-2026-44053 |
| Debian:13 | netatalk | no fix listed | DEBIAN-CVE-2026-44053 |
| Debian:14 | netatalk | 4.5.0~ds-1 | DEBIAN-CVE-2026-44053 |
| Ubuntu:22.04:LTS | netatalk | no fix listed | UBUNTU-CVE-2026-44053 |
| Ubuntu:24.04:LTS | netatalk | no fix listed | UBUNTU-CVE-2026-44053 |
| Ubuntu:25.10 | netatalk | no fix listed | UBUNTU-CVE-2026-44053 |
| Ubuntu:26.04:LTS | netatalk | no fix listed | UBUNTU-CVE-2026-44053 |
Affected products (as reported)
Weakness: CWE-327 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
References
- Netatalk Security Advisory CVE-2026-44053 vendor-advisory