Flatpak has 2 CVEs on record. 1 was published in the last 90 days. The median CVSS is 8.7 (high), with 1 rated critical.
CVEs per month
Last 12 months, by publish date
1025/101125/111225/120126/010226/020326/030426/040526/050626/060726/070826/080926/09
- Exploited share
- 0% vs 1% corpus
- Median CVSS
- 8.7
- Publish → KEV
- —
- Last 90 days
- 1 prev 1
2
Total CVEs
1
Critical
0
CISA KEV
0
Exploited
Worst active — by depth score
CVE-2026-34078Critical· 10.0Flatpak is a Linux application sandboxing and distribution framework55CVE-2026-90616High· 7.4In Flatpak before 1.18.1, a malicious sandboxed app can obtain arbitrary read and write access to files on the host, which can be escalated to arbitrary code execution on the host, a different vulnerability than CVE-2026-7692541
Flatpak vulnerabilities
CVEs affecting Flatpak, newest first. Open any entry for full detail, references, and exploit status.
2 CVEsRSS
CVE-2026-90616High· 7.4In Flatpak before 1.18.1, a malicious sandboxed app can obtain arbitrary read and write access to files on the host, which can be escalated to arbitrary code execution on the host, a different vulnerability than CVE-2026-76925
In Flatpak before 1.18.1, a malicious sandboxed app can obtain arbitrary read and write access to files on the host, which can be escalated to arbitrary code execution on the host, a different vulnerability than CVE-2026-76925. Flatpak c…
▾ TwilightFlatpak · FlatpakEPSS 0.17%via NVD
CVE-2026-34078Critical· 10.0Flatpak is a Linux application sandboxing and distribution framework
Flatpak is a Linux application sandboxing and distribution framework. Prior to 1.16.4, the Flatpak portal accepts paths in the sandbox-expose options which can be app-controlled symlinks pointing at arbitrary paths. Flatpak run mounts th…
▾ Midnightflatpak · flatpakEPSS 1.7%via NVD