CVE-2026-23561

CVE-2026-23561 is part of a set of RBAC-related issues in XAPI (XenServer/XCP-ng) where certain administrator roles (vm-admin, etc.) can improperly modify RBAC-protected settings. Specifically, this CVE allows a vm-admin to set VM.other_config:storage_driver_domain and mark a VM as the storage do...

EUVD-2026-42604

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. XAPI can configure different users with different roles, using Role Based Access Control. For more details, see:...

CVE-2026-23560 Multiple RBAC issues in XAPI

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. XAPI can configure different users with different roles, using Role Based Access Control. For more details, see:...

CVE-2026-23560

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. XAPI can configure different users with different roles, using Role Based Access Control. For more details, see:...

CVE-2026-23560

Summary: The CVE-2026-23560 issue is described in multiple sources as a RBAC-related vulnerability in XAPI for XenServer/XCP-ng where a vm-admin can modify VM.other-config:is_system_domain to mark a VM as a system domain. This can cause system domains to be ignored or hidden during certain host/p...

CVE-2026-23560 Multiple RBAC issues in XAPI

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. XAPI can configure different users with different roles, using Role Based Access Control. For more details, see:...

EUVD-2026-42602

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. XAPI can configure different users with different roles, using Role Based Access Control. For more details, see:...

CVE-2026-23559 Multiple RBAC issues in XAPI

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. XAPI can configure different users with different roles, using Role Based Access Control. For more details, see:...

CVE-2026-23559 Multiple RBAC issues in XAPI

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. XAPI can configure different users with different roles, using Role Based Access Control. For more details, see:...

CVE-2026-23559

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. XAPI can configure different users with different roles, using Role Based Access Control. For more details, see:...

CVE-2026-23559

CVE-2026-23559 (and related RBAC issues 23560–23562, 42486) affect XAPI in XenServer/XCP-ng where a vm-admin can abuse RBAC to gain higher privileges, including arbitrary read/modify of dom0 files via VBD.other_config, alter system-domain status, disrupt PBD/storage-domain mappings, and potential...

CVE-2026-23556

When oxenstored is tearing a domain down, the node data is cleaned up but the usage counts are leaked. When the domain ID is eventually reused, the new domain can create fewer nodes before beeing deemed to be over quota...

EUVD-2026-42600

When oxenstored is tearing a domain down, the node data is cleaned up but the usage counts are leaked. When the domain ID is eventually reused, the new domain can create fewer nodes before beeing deemed to be over quota...

CVE-2026-23556

When oxenstored is tearing a domain down, the node data is cleaned up but the usage counts are leaked. When the domain ID is eventually reused, the new domain can create fewer nodes before beeing deemed to be over quota...

CVE-2026-23556

CVE-2026-23556 affects Xen oxenstored: when tearing down a domain, node data is cleaned but quota usage counts are leaked. On domain ID reuse, a new domain can create fewer nodes before being over quota. Impact is locally exploitable high-severity (CVSS 4.0 base 9.4, HIGH confidentiality, integri...

GHSA-Q6GH-6V2R-HJV3 Micronaut: DefaultHttpClient follows redirects, forwarding Authorization, Cookie, and Proxy-Authorization headers

Impact DefaultHttpClient follows redirects and forwards Authorization, Cookie, and Proxy-Authorization headers to redirect targets across domain boundaries. The blocklist only filters Host/Connection/TE/CT/CL. Additionally, no maximum redirect count exists, enabling infinite loop DoS. Affected:...

unbound: Unbound: Cache manipulation via 'ghost domain names' attack

A flaw was found in NLnet Labs Unbound. A remote attacker, by controlling a malicious domain a "ghost zone" and querying a vulnerable Unbound server, could exploit a vulnerability related to "ghost domain names" attacks. This could allow the attacker to overwrite cached Name Server NS records,...

Important: Red Hat Security Advisory: unbound security update

An update for unbound is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

unbound: Unbound: Denial of Service due to degraded resolution performance in jostle logic

A flaw was found in Unbound. An adversary who can query a vulnerable Unbound instance and control a slow or malicious domain name server can exploit a vulnerability in the jostle logic. This flaw allows retransmitted queries to renew the age of slow-running queries, preventing them from being...

unbound: Unbound: Denial of Service via excessive EDNS options

A flaw was found in Unbound. A remote attacker can exploit this vulnerability by sending queries with an excessive number of EDNS Extension Mechanisms for DNS options. This can cause Unbound threads to be held hostage while parsing and creating internal data structures for these options...