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CVE-2026-77113

Path Traversal Vulnerability in apport-unpack

MEDIUM
6.7
CVSS Score
Published: August 20, 2026 at 10:32 PM UTC
Updated: October 18, 2026 at 08:10 PM UTC
1 product affected across 1 vendorApport

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Severity
MEDIUM6.7
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

Path traversal in apport-unpack in Canonical Apport before 2.36.0, 2.34.2, and 2.28.4 on Linux allows an attacker to create or overwrite arbitrary files with the privileges of the executing user via an attacker controlled key names in crash report files.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Apport· Apport Project
90%
0 ≤ v < 2.28.40 ≤ v < 2.34.20 ≤ v < 2.36.00
Affected range stops below 2.28.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 2.34.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 2.36.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Issue TrackingVendor Advisory
Source: cverecord
https://launchpad.net/bugs/2161697
Patch
Source: cverecord
https://github.com/canonical/apport/pull/646

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.7MEDIUMcanonical
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-23

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