CVE-2026-54369

acl before version 2.4.0 contains a symlink traversal vulnerability in the libacl pathname-based functions aclgetfile, aclsetfile, aclextendedfile, and acldeletedeffile that allows local attackers to escalate privileges by replacing any pathname component with a symbolic link. Attackers who contr...

CVE-2026-54369

The CVE-2026-54369 entry concerns acl before version 2.4.0, where a symlink traversal vulnerability exists in the libacl pathname-based functions acl_get_file(), acl_set_file(), acl_extended_file(), and acl_delete_def_file(). The underlying issue allows a local attacker to escalate privileges by ...

CVE-2026-54369 acl < 2.4.0 Symlink Traversal Privilege Escalation via libacl Functions

acl before version 2.4.0 contains a symlink traversal vulnerability in the libacl pathname-based functions aclgetfile, aclsetfile, aclextendedfile, and acldeletedeffile that allows local attackers to escalate privileges by replacing any pathname component with a symbolic link. Attackers who contr...

CVE-2026-54369

acl before version 2.4.0 contains a symlink traversal vulnerability in the libacl pathname-based functions aclgetfile, aclsetfile, aclextendedfile, and acldeletedeffile that allows local attackers to escalate privileges by replacing any pathname component with a symbolic link. Attackers who contr...

PT-2026-53273

Name of the Vulnerable Software and Affected Versions acl versions prior to 2.4.0 Description A time-of-check to time-of-use TOCTOU race condition occurs when a local attacker replaces a pathname component with a symbolic link between an lstat check and subsequent symlink-following operations...

TencentOS Server 3: redis:6 (TSSA-2026:0554)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0554 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

GO-2026-5728 goshs has a file-based ACL authorization bypass in goshs state-changing routes in github.com/patrickhener/goshs

goshs has a file-based ACL authorization bypass in goshs state-changing routes in github.com/patrickhener/goshs...

GO-2026-5657 OpenBao's cross-namespace lease revocation via legacy sys/revoke path bypasses ACL in github.com/openbao/openbao

OpenBao's cross-namespace lease revocation via legacy sys/revoke path bypasses ACL in github.com/openbao/openbao. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports...

EUVD-2026-38789

ProFTPD through 1.3.9b and 1.3.10rc2 contains an access control bypass vulnerability that allows authenticated FTP users to circumvent Directory ACL restrictions by prefixing paths with /proc/self/root in the RNFR command handler. Attackers can exploit the unresolved symlink components in...

CVE-2026-35025 ProFTPD ACL Bypass via /proc/self/root Path Prefix in RNFR

ProFTPD through 1.3.9b and 1.3.10rc2 contains an access control bypass vulnerability that allows authenticated FTP users to circumvent Directory ACL restrictions by prefixing paths with /proc/self/root in the RNFR command handler. Attackers can exploit the unresolved symlink components in...

CVE-2026-35025 ProFTPD ACL Bypass via /proc/self/root Path Prefix in RNFR

ProFTPD through 1.3.9b and 1.3.10rc2 contains an access control bypass vulnerability that allows authenticated FTP users to circumvent Directory ACL restrictions by prefixing paths with /proc/self/root in the RNFR command handler. Attackers can exploit the unresolved symlink components in...

CVE-2026-35025 ProFTPD ACL Bypass via /proc/self/root Path Prefix in RNFR

ProFTPD through 1.3.9b and 1.3.10rc2 contains an access control bypass vulnerability that allows authenticated FTP users to circumvent Directory ACL restrictions by prefixing paths with /proc/self/root in the RNFR command handler. Attackers can exploit the unresolved symlink components in...

CVE-2026-46549 NocoDB: OAuth Token Scope Not Enforced at ACL Layer Allows Scope Escalation

NocoDB is software for building databases as spreadsheets. Prior to 2026.04.1, the OAuth token strategy attached oauthscope and oauthgrantedresources to the request user, but the ACL middleware never consulted either. An OAuth token issued with a restricted scope e.g. MCP-only therefore inherited...

CVE-2026-54019 Open WebUI: RAG ACL Bypass in Milvus Multitenancy Mode

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.6, Open WebUI added collection-level ACL checks, but the patch can still be bypassed when Milvus multitenancy mode is enabled. The ACL allows unknown non-KB collection names as...

CVE-2026-54019

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.6, Open WebUI added collection-level ACL checks, but the patch can still be bypassed when Milvus multitenancy mode is enabled. The ACL allows unknown non-KB collection names as...

CVE-2026-48772

ProxySQL is a proxy for MySQL and its forks, as well as PostgreSQL. In versions 2.0.0 through 3.0.8, the ProxySQL MySQL frontend accepts the PROXY UNKNOWN \r\n PP1 frame as a well-formed PROXY protocol header. The HAProxy PROXY protocol v1 specification says that when the protocol token is UNKNOW...

NPM: parse-server: Relation `$relatedTo` query bypasses `protectedFields` and owning-object ACL

NPM: parse-server: Relation $relatedTo query bypasses protectedFields and owning-object ACL vulnerability discovered by ? in WordPress Npm parse-server versions 8.6.80...

CVE-2026-48772 ProxySQL: PROXY-Protocol-v1 UNKNOWN parses spoofed source IP, bypassing mysql_query_rules.client_addr ACL

ProxySQL is a proxy for MySQL and its forks, as well as PostgreSQL. In versions 2.0.0 through 3.0.8, the ProxySQL MySQL frontend accepts the PROXY UNKNOWN \r\n PP1 frame as a well-formed PROXY protocol header. The HAProxy PROXY protocol v1 specification says that when the protocol token is UNKNOW...

CVE-2026-48772

ProxySQL (versions 2.0.0–3.0.8) is vulnerable to a PROXY protocol v1 UNKNOWN frame bypass. The frontend accepts the PROXY UNKNOWN header and, despite the spec requiring ignoring the address fields, ProxySQL parses them via sscanf and writes a spoofed source address into the session, feeding i...

GHSA-P5CP-R7RG-QPXC Open WebUI: RAG ACL Bypass in Milvus Multitenancy Mode

RAG ACL Bypass in Milvus Multitenancy Mode Summary This is a bypass of the fix for: - GHSA-h36f-rqpx-j5wx - CVE-2026-44560 - "Unauthorized File and Knowledge Base Content Access via RAG Vector Search" Open WebUI added collection-level ACL checks, but the patch can still be bypassed when Milvus...