7.1

CVE-2026-44066: netatalk Out-of-bounds Read

CVSS: 7.1v3.1HighDeferred
AliasesUBUNTU-CVE-2026-44066DEBIAN-CVE-2026-44066
Published 21-05-2026Last modified 21-05-2026
Open JSON

Vulnerability summary

CVE-2026-44066 is a high (CVSS 7.1) Out-of-bounds Read vulnerability in netatalk. EPSS estimates a 0.49% chance of exploitation in the next 30 days, higher than 40.9% of scored vulnerabilities.

Overall risk
28/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.1/10
010
High · v3.1 (CVE.org)
EPSS score
0.49%
0%100%
Low · +0.20 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 1 · Related 1
USN-8455-1

Timeline

  1. 21-05-2026
    PublishedVulnerability first disclosed.
  2. 21-05-2026
    Last modifiedVulnerability information updated.

Description

Multiple heap out-of-bounds reads in the Spotlight RPC unmarshalling code in Netatalk 3.1.0 through 4.4.2 allow a remote authenticated attacker to obtain sensitive information or cause a minor service disruption.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.49%

Chance of exploitation in the next 30 days

Percentile

41%

Versus all other CVEs

30-day change

+0.20 pp

From 0.29% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.49%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • netatalk< 4.2.3~ds-1+deb13u2 | < 4.4.3~ds-1
Netatalk1 product
Ubuntu1 product
  • netatalk< 3.1.12~ds-4ubuntu0.20.04.4+esm2 | < 3.1.12~ds-9ubuntu0.22.04.4+esm2 | < 3.1.18~ds-1ubuntu0.1~esm3 | All versions (No fix recorded) | < 4.2.3~ds-2.1ubuntu0.2

3 vendors · 3 products

References

5 links