CVE-2026-44061: netatalk Observable Timing Discrepancy
CVSS: 5.9v3.1MediumDeferred
AliasesUBUNTU-CVE-2026-44061DEBIAN-CVE-2026-44061
Published 21-05-2026Last modified 21-05-2026
Vulnerability summary
CVE-2026-44061 is a medium (CVSS 5.9) Observable Timing Discrepancy vulnerability in netatalk. EPSS estimates a 0.46% chance of exploitation in the next 30 days, higher than 38.1% of scored vulnerabilities.
CVSS score
5.9/10
010
Medium · v3.1 (CVE.org)EPSS score
0.46%
0%100%
Low · +0.07 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 21-05-2026PublishedVulnerability first disclosed.
- 21-05-2026Last modifiedVulnerability information updated.
Description
Netatalk 1.5.0 through 4.4.2 uses DES-ECB for authentication with a timing side channel, which allows a remote attacker to recover authentication credentials via timing analysis.
CVSS metrics
4 scores · 4 sources · 1 versionMedium 5.9Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:NSourcesAll 4 agree
- OSV · UbuntuEcosystem advisory · calculated5.9MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- OSV · DebianEcosystem advisory · calculated5.9MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- NVDNIST5.9MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS trend
Probability
0.46%
Chance of exploitation in the next 30 days
Percentile
38%
Versus all other CVEs
30-day change
+0.07 pp
From 0.39% on 20-09-2026
20-09-202620-10-2026
EPSS score0.46%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian1 product
- netatalkAll versions (No fix recorded) | < 4.5.0~ds-1
Netatalk1 product
- netatalk≥ 1.5.0, ≤ 4.4.2
Ubuntu1 product
- netatalkAll versions (No fix recorded)
3 vendors · 3 products
