CVE-2026-6891: CWE-59 Improper link resolution before file access ('link following') in Canon Inc. My Image Garden for macOS
CVE-2026-6891 is a medium severity vulnerability in Canon Inc. 's My Image Garden for macOS (version 3. 6. 8 or earlier). It involves improper handling of symbolic links during the installer process, which may allow a local attacker with login privileges to exploit a crafted symbolic link to modify file permissions beyond their normal authorization. The vulnerability does not affect confidentiality or availability but impacts integrity by enabling unauthorized modification of file permissions. There is no vendor advisory or patch information available at this time, and no known exploits in the wild have been reported.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-6891) arises from improper link resolution before file access (CWE-59) in the installer of My Image Garden for macOS version 3.6.8 or earlier. A local attacker with login privileges can exploit a specially crafted symbolic link during installation to change permissions on files they should not be authorized to modify. The CVSS 3.1 base score is 5.0 (medium), reflecting local attack vector, low attack complexity, required privileges, and user interaction, with no impact on confidentiality or availability but a high impact on integrity.
Potential Impact
The vulnerability allows a local attacker with login privileges to escalate their ability to modify file permissions on the system during installation of the affected software. This could lead to unauthorized changes to file permissions, potentially enabling further unauthorized actions. There is no impact on confidentiality or availability reported. No known exploits are currently in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should exercise caution when installing or upgrading My Image Garden for macOS and restrict local user access where possible. Monitor Canon's official channels for updates regarding patches or workarounds.
CVE-2026-6891: CWE-59 Improper link resolution before file access ('link following') in Canon Inc. My Image Garden for macOS
Description
CVE-2026-6891 is a medium severity vulnerability in Canon Inc. 's My Image Garden for macOS (version 3. 6. 8 or earlier). It involves improper handling of symbolic links during the installer process, which may allow a local attacker with login privileges to exploit a crafted symbolic link to modify file permissions beyond their normal authorization. The vulnerability does not affect confidentiality or availability but impacts integrity by enabling unauthorized modification of file permissions. There is no vendor advisory or patch information available at this time, and no known exploits in the wild have been reported.
CVSS v3.1
Score 5.0medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-6891) arises from improper link resolution before file access (CWE-59) in the installer of My Image Garden for macOS version 3.6.8 or earlier. A local attacker with login privileges can exploit a specially crafted symbolic link during installation to change permissions on files they should not be authorized to modify. The CVSS 3.1 base score is 5.0 (medium), reflecting local attack vector, low attack complexity, required privileges, and user interaction, with no impact on confidentiality or availability but a high impact on integrity.
Potential Impact
The vulnerability allows a local attacker with login privileges to escalate their ability to modify file permissions on the system during installation of the affected software. This could lead to unauthorized changes to file permissions, potentially enabling further unauthorized actions. There is no impact on confidentiality or availability reported. No known exploits are currently in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should exercise caution when installing or upgrading My Image Garden for macOS and restrict local user access where possible. Monitor Canon's official channels for updates regarding patches or workarounds.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Canon
- Date Reserved
- 2026-04-23T04:25:23.590Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a18dc1be29bf47b50426432
Added to database: 5/29/2026, 12:21:47 AM
Last enriched: 5/29/2026, 12:33:35 AM
Last updated: 5/29/2026, 2:24:42 PM
Views: 19
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