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CVE-2026-76925 Flatpak: flatpak: toctou race condition allows symlink redirection

🗓️ 04 Sep 2026 21:02:00Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 14 Views

TOCTOU race in Flatpak SystemHelper allows symlink redirection before OSTree repo validation.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-76925
4 Sep 202621:02
cve
euvd
EUVD
EUVD-2026-71774
5 Sep 202600:31
euvd
nvd
NVD
CVE-2026-76925
4 Sep 202622:17
nvd
ptsecurity
Positive Technologies
PT-2026-86261
4 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-76925
4 Sep 202607:14
redhatcve
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-76925
4 Sep 202600:00
nessus
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 10",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "flatpak",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:10"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "flatpak",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:7"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "flatpak",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:8"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "flatpak",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:9"
    ]
  }
]

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