CVE-2026-44058
📛 CVE Title
Authentication bypass via admin auth user
Description
An authentication bypass vulnerability in Netatalk 2.2.2 through 4.4.2 allows a remote privileged user to authenticate as an arbitrary user via the admin auth user mechanism.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- securin
- CVSS severity
- MEDIUM
- CVSS score
- 6.4 / 10
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H- Effective score
- 6.4 / 10 MEDIUM source: CNA overview
- CWE(s)
-
CWE-287 - Reserved
- 2026-05-05
- Published
- 2026-05-21 07:34 UTC
- Last updated
- 2026-05-21 07:52 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/44xxx/CVE-2026-44058.json
- Linked Threat
- CVE-2026-44058 — CVE-2026-44058
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-05-21 08:16:21 UTC
- NVD last modified
- 2026-05-21 15:20:19 UTC
- NVD CVSS v3.1
- 7.2 / 10 HIGH source: 33c584b5-0579-4c06-b2a0-8d8329fcab9c
- NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H- Exploitability subscore
- 1.2 / 10
- Impact subscore
- 5.9 / 10
- EPSS score
- 0.0019 (probability of exploitation in next 30 days)
- EPSS percentile
- 40.03% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24
NVD / KEV / EPSS data refreshed 2026-05-25 00:29 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-31234 - Assigner
- securin
- Published
- May 21, 2026, 7:34:36 AM
- Updated
- May 22, 2026, 3:55:58 AM
- EUVD base score (CVSS 3.1)
-
6.4 / 10
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - EUVD-reported EPSS
- 0.2200
- Vendors
- Netatalk
- Products
-
Netatalk (2.2.2 ≤4.4.2)
- Aliases
-
GHSA-3jh8-xjh7-hwv3
ENISA description: An authentication bypass vulnerability in Netatalk 2.2.2 through 4.4.2 allows a remote privileged user to authenticate as an arbitrary user via the admin auth user mechanism.
EUVD references (1)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Netatalk | Netatalk |
2.2.2 (affected),
4.5.0 (unaffected)
|
— |
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
- Netatalk Security Advisory CVE-2026-44058 vendor-advisory
Web references (4)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
- https://netatalk.io/security/CVE-2026-44058 tenable:netatalk.io
- https://nvd.nist.gov/vuln/detail/CVE-2026-44058 tenable:nvd.nist.gov
- https://www.cve.org/CVERecord?id=CVE-2026-44058 tenable:www.cve.org
- https://www.first.org/epss/ tenable:www.first.org
NVD-tagged references (1)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://netatalk.io/security/CVE-2026-44058 33c584b5-0579-4c06-b2a0-8d8329fcab9c
Remediations (17)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:app.opencve.io
In Netatalk 2.2.2 through 4.4.2, authentication bypass via admin auth user. Fixed in 4.5.0.
2026-05-23 22:19 UTC -
web:carthageelectronics.com
Status: Actively exploited — CISA KEV listed — patch by May 12, 2026 What Happened On April 28, 2026 , CISA added CVE - 2026 -32202 to its Known Exploited Vulnerabilities (KEV) catalog with a federal remediation deadline of May 12, 2026 . This vulnerability is the result of an incomplete patch Microsoft released in February for CVE - 2026 -21510.
2026-05-23 22:19 UTC -
web:cvedatabase.com
Search and analyze CVE vulnerabilities with instant access to CVSS scores, affected products, and remediation guidance.
2026-05-23 22:19 UTC -
web:guide.sonatype.com
Technical security analysis for CVE-2026-44058 . CVSS 7.2 severity. View CVSS vectors, CWE classifications, and exploit maturity ratings.
2026-05-23 22:19 UTC -
web:nvd.nist.gov
An official website of the United States government Here's how you know
2026-05-23 22:19 UTC -
web:robertsspaceindustries.com
Hi Everyone! Time again for another Hotfix Central thread to keep you all up to date on things going on outside of the normal patch cycle in SC Alpha 4.8 LIVE! This will be a living document of...
2026-05-23 22:19 UTC -
web:www.cisa.gov
CISA urges users to check for indicators of compromise on all internet-accessible Fortinet products affected by this vulnerability and immediately apply updates as soon as they are available using Fortinet's instructions.
2026-05-23 22:19 UTC -
web:www.cve.org
At cve .org, we provide the authoritative reference method for publicly known information-security vulnerabilities and exposures
2026-05-23 22:19 UTC -
web:www.oracle.com
This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.
2026-05-23 22:19 UTC -
web:www.thehackerwire.com
How do I fix or mitigate CVE-2026-44058 ? To protect against CVE-2026-44058 , you should: (1) Apply the latest security patches from the vendor, (2) Check official security advisories for specific remediation steps, (3) Update affected software to the latest version, and (4) Monitor your systems for any signs of exploitation.
2026-05-23 22:19 UTC -
web:threatprotect.qualys.com
Zero-day Vulnerabilities Patched in April Patch Tuesday Edition CVE - 2026 -33825: Microsoft Defender Elevation of Privilege Vulnerability Microsoft Defender is a comprehensive, AI-powered security suite that provides malware protection, phishing detection, and web protection for individuals and businesses.
2026-05-26 02:59 UTC -
web:vulert.com
Microsoft's May 2026 Patch Tuesday fixes 138 vulnerabilities, including critical Windows DNS and Netlogon RCE flaws. Learn the risks, key CVEs , mitigation steps, and how Vulert can help.
2026-05-26 02:59 UTC -
web:www.bleepingcomputer.com
Today is Microsoft's April 2026 Patch Tuesday with security updates for 167 flaws, including 2 zero-day vulnerabilities.
2026-05-26 02:59 UTC -
web:www.crowdstrike.com
Microsoft has released security updates for 130 vulnerabilities, including 30 critical, in its May 2026 Patch Tuesday rollout.
2026-05-26 02:59 UTC -
web:www.forbes.com
Microsoft Exchange users are urged to mitigate a zero-day vulnerability that CISA has confirmed is under active exploitation.
2026-05-26 02:59 UTC -
web:www.techradar.com
Microsoft patches two actively exploited zero‑day flaws in Defender, tracked as CVE‑2026‑41091 (privilege escalation) and CVE‑2026‑45498 (denial of service) Updates were shipped ...
2026-05-26 02:59 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's May 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-05-26 02:59 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-44058.json.
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Netatalk",
"vendor": "Netatalk",
"versions": [
{
"lessThanOrEqual": "4.4.2",
"status": "affected",
"version": "2.2.2",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "4.5.0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Arjun Basnet from Securin"
}
],
"datePublic": "2026-05-13T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "An authentication bypass vulnerability in Netatalk 2.2.2 through 4.4.2 allows a remote privileged user to authenticate as an arbitrary user via the admin auth user mechanism."
}
],
"metrics": [
{
"cvssV3_1": {
"baseScore": 6.4,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-287",
"description": "Improper Authentication",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-21T07:52:26.565Z",
"orgId": "33c584b5-0579-4c06-b2a0-8d8329fcab9c",
"shortName": "securin"
},
"references": [
{
"name": "Netatalk Security Advisory CVE-2026-44058",
"tags": [
"vendor-advisory"
],
"url": "https://netatalk.io/security/CVE-2026-44058"
}
],
"title": "Authentication bypass via admin auth user"
}
},
"cveMetadata": {
"assignerOrgId": "33c584b5-0579-4c06-b2a0-8d8329fcab9c",
"assignerShortName": "securin",
"cveId": "CVE-2026-44058",
"datePublished": "2026-05-21T07:34:36.381Z",
"dateReserved": "2026-05-05T07:25:12.313Z",
"dateUpdated": "2026-05-21T07:52:26.565Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}