CVE-2026-6892

Summary

CVECVE-2026-6892
StatePUBLISHED
AssignerCanon
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-29 00:16:16 UTC
Updated2026-05-29 14:46:09 UTC
DescriptionImproper handling of symbolic links in the installer of CUPS Printer Driver for macOS(*) may allow a local attacker with login privileges to exploit a specially crafted symbolic link during installation to modify permissions of directories for which they would not normally have authorization.  *:Canon PIXUS iX6800 Series CUPS Printer Driver for macOS Version 16.91.0.0 or earlier (Japan) Canon PIXMA MG2500 Series and iX6800 Series CUPS Printer Driver for macOS Version 16.91.0.0 or earlier (US and Europe)

Risk And Classification

Primary CVSS: v4.0 5.1 MEDIUM from f98c90f0-e9bd-4fa7-911b-51993f3571fd

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS: 0.000140000 probability, percentile 0.027680000 (date 2026-05-30)

Problem Types: CWE-59 | CWE-59 CWE-59 Improper link resolution before file access ('link following')


VersionSourceTypeScoreSeverityVector
4.0f98c90f0-e9bd-4fa7-911b-51993f3571fdSecondary5.1MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/C...
4.0CNACVSS5.1MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
3.1f98c90f0-e9bd-4fa7-911b-51993f3571fdSecondary5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
3.1CNACVSS5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N

CVSS v4.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
Passive
Confidentiality
None
Integrity
High
Availability
None
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Canon Inc. Canon PIXUS IX6800 Series CUPS Printer Driver For MacOS affected 16.91.0.0 or earlier Not specified
CNA Canon Inc. PIXMA MG2500 Series CUPS Printer Driver For MacOS affected 16.91.0.0 or earlier Not specified
CNA Canon Inc. PIXMA IX6800 Series CUPS Printer Driver For MacOS affected 16.91.0.0 or earlier Not specified

References

ReferenceSourceLinkTags
www.usa.canon.com/support/canon-product-advisories/CPA2026-004-Vulnerability-Re... f98c90f0-e9bd-4fa7-911b-51993f3571fd www.usa.canon.com
canon.jp/support/support-info/260528-1vulnerability-response f98c90f0-e9bd-4fa7-911b-51993f3571fd canon.jp
psirt.canon/advisory-information/cp2026-004 f98c90f0-e9bd-4fa7-911b-51993f3571fd psirt.canon
www.canon-europe.com/support/product-security f98c90f0-e9bd-4fa7-911b-51993f3571fd www.canon-europe.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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