CVE-2026-87876
Low
Description
Two case-insensitive comparisons on request-derived usernames outside the main authorization path in CUPS's scheduler (printer ACL validation and private-attribute filtering) could allow bypass of username-based access controls in certain configurations.
SeverityLow
CVSS3.0
Exploit probability—
Product
Microsoft Azl3 Cups
PublishedSep 9, 2026
First seenSep 9, 2026
Weakness typeCWE-178CWE-178
How to fix
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| microsoft azl3_cups_2.4.19-1 | No range specified | — |
| microsoft azl3_cups_2.4.19-2 | No range specified | — |
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