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CVE-2026-34078VulnerabilityPublished Updated

SUSE · Security update for flatpak

Affects SUSESource GCVE Database

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Mentioned vulnerabilities

Not known to be exploited · fixed in SUSE package updates : patch SUSE soon.

Data as of 7 Nov 2026, 12:04 UTC

Severity
High

Rated by Threat Radar · CVSS not yet scored by NVD

Patch
Available – fixed in 1.16.6

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 6 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 7 Nov 2026.

What to do

AI-suggested

Apply the flatpak update to version 1.16.6 which includes fixes for all listed vulnerabilities. This update also improves sandbox handling and fixes related regressions. No additional mitigation steps are indicated beyond applying this official update.

Description

Multiple security vulnerabilities in flatpak have been addressed in an update to version 1.16.6. These include arbitrary code execution via crafted symlinks, arbitrary file deletion due to improper cache file path validation, missing symlink protections allowing unauthorized file access, path traversal vulnerabilities, arbitrary write access as root, buffer overflow, anti-downgrade bypass, and local privilege escalation via symlink attacks. The update also includes fixes for file descriptor leaks and improvements in sandbox handling.

References

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