CVE-2026-65400
Apple macOS
At a glance
- Source
- NVD
- EPSS
- EPSS 1.72 % · percentile 77 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- apple
- NVD status
- Analyzed
Description
An authentication issue was addressed with improved state management. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.7.9, macOS Sonoma 14.8.9, macOS Tahoe 26.6.1, macOS Tahoe 26.7. An attacker on the network may be able to authenticate to Screen Sharing without valid credentials.
Weaknesses (CWE)
- CWE-287 — Improper Authentication
References
- https://support.apple.com/en-us/148170
- https://support.apple.com/en-us/148171
- https://support.apple.com/en-us/148172
- https://support.apple.com/en-us/149035
- https://support.apple.com/en-us/149042
- https://advisories.ncsc.nl/2026/ncsc-2026-0280.html
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-65400
- http://seclists.org/fulldisclosure/2026/Aug/36
- http://seclists.org/fulldisclosure/2026/Aug/37
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | CISA-ADP |
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
European references
- ENISA EUVD · EUVD-2026-54216
- GCVE · GCVE-0-2026-65400
CERT-FR advisories
- CERTFR-2026-AVI-1172 — Multiples vulnérabilités dans les produits Apple · cert.ssi.gouv.fr
- CERTFR-2026-AVI-0980 — Vulnérabilité dans Apple macOS · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*≥ 14.0 < 14.8.9cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*≥ 15.0 < 15.7.9cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*≥ 26.0 < 26.6.1
Affected products
| Product | Versions |
|---|---|
| Apple · macOS | affected 0 < 14.8.9 ; affected 0 < 15.7.9 ; affected 0 < 26.6.1 ; affected 0 < 26.7 ; affected 0 < 27 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| CISA Known Exploited Vulnerabilities | CC0 1.0 |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |