CVE-2026-87876

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...

CVE-2026-87876 Cups: openprinting cups: remaining case-insensitive username matching in scheduler side paths (cve-2026-27447 follow-up)

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...

EUVD-2026-75089

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...

CVE-2026-87876 Cups: openprinting cups: remaining case-insensitive username matching in scheduler side paths (cve-2026-27447 follow-up)

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...

CVE-2026-87876

This CUPS vulnerability (a follow-up to CVE-2026-27447 ) involves two case-insensitive comparisons on request-derived usernames in scheduler side paths outside the main authorization path—specifically in printer ACL validation and private-attribute filtering . The mismatched case handling could a...

CVE-2026-87876

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...

CVE-2026-87876

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. Mitigation Fixed on upstream master branch...

Linux Distros Unpatched Vulnerability : CVE-2026-87876

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Two case-insensitive comparisons on request-derived usernames outside the main authorization path in CUPS's scheduler printer ACL validation and private-attribu...

CVE-2021-48006

PocketMine-MP before 4.0.3 does not perform case-insensitive matching when removing operator entries from ops.txt. The removeOp function lowercases the supplied name but only removes an exactly matching entry, so an operator name stored with non-lowercase letters cannot be revoked using the deop...

EUVD-2021-34876

PocketMine-MP before 4.0.3 does not perform case-insensitive matching when removing operator entries from ops.txt. The removeOp function lowercases the supplied name but only removes an exactly matching entry, so an operator name stored with non-lowercase letters cannot be revoked using the deop...

httpd mod_auth directory protection bypassed by request path casing on case-insensitive filesystems

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CVE-2026-73270

Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inets httpd allows a remote unauthenticated attacker to read files inside a modauth protected directory by requesting them with different casing, on deployments whose filesystem is case-insensitive. modauth:secretpath/3 decides...

CVE-2026-73270 httpd mod_auth directory protection bypassed by request path casing on case-insensitive filesystems

Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inets httpd allows a remote unauthenticated attacker to read files inside a modauth protected directory by requesting them with different casing, on deployments whose filesystem is case-insensitive. modauth:secretpath/3 decides...

CVE-2026-73270 httpd mod_auth directory protection bypassed by request path casing on case-insensitive filesystems

Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inets httpd allows a remote unauthenticated attacker to read files inside a modauth protected directory by requesting them with different casing, on deployments whose filesystem is case-insensitive. modauth:secretpath/3 decides...

EUVD-2026-69243

Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inets httpd allows a remote unauthenticated attacker to read files inside a modauth protected directory by requesting them with different casing, on deployments whose filesystem is case-insensitive. modauth:secretpath/3 decides...

EEF-CVE-2026-73270 httpd mod_auth directory protection bypassed by request path casing on case-insensitive filesystems

Summary Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inets httpd allows a remote unauthenticated attacker to read files inside a modauth protected directory by requesting them with different casing, on deployments whose filesystem is case-insensitive. modauth:secretpath/3...

CVE-2026-82736

ash-project ash (Elixir web framework) contains an Incorrect Behavior Order: Validate Before Canonicalize vulnerability in Ash.Type.CiString.apply_constraints/2 (lib/ash/type/ci_string.ex). The max_length , min_length , and match constraints were validated against the value as submitted , while t...

PT-2026-84264

Name of the Vulnerable Software and Affected Versions Erlang/OTP versions 17.0 through 27.3.4.16 Erlang/OTP versions 28.0 through 28.5.0.5 Erlang/OTP versions 29.0 through 29.0.5 Description Improper handling of case sensitivity in the inets httpd component allows a remote unauthenticated attacke...

BIT-KEYCLOAK-2026-9086 Keycloak: keycloak: cross-site scripting (xss) via case-insensitive uri validation bypass

A flaw was found in Keycloak. A remote attacker with administrative privileges, specifically those with manage-client permission or access to client registration endpoints, could bypass client Uniform Resource Identifier URI validation. This is achieved by registering a malicious client with a...

Astra Linux – Vulnerability in Tomcat9

The “Time-of-check Time-of-use” TOCTOU race condition vulnerability during JSP compilation in Apache Tomcat allows for a race condition on case-insensitive file systems when the default servlet is enabled for writing not in the default configuration. This issue affects Apache Tomcat versions from...