CVE-2026-62657

A security flaw in the router's certificate validation process was discovered in the NETGEAR XR1000 Gaming Router and certain Nighthawk models that could allow an unauthorized person to remotely access and take control of the device...

CVE-2026-54121

Improper authorization in Active Directory Certificate Services AD CS allows an authorized attacker to elevate privileges over a network...

CVE-2026-50302

Improper certificate validation in Windows Cryptographic Services allows an unauthorized attacker to bypass a security feature over a network...

CVE-2026-15637

Improper authorization in the PAM SSH key and certificate retrieval endpoints in Devolutions Server 2026.2.11, 2026.1.22 allows an authenticated low-privileged user to disclose the private key of an SSH key or certificate PAM credential via a direct object reference to the credential identifier...

CVE-2026-15637

CVE-2026-15637 affects Devolutions Server 2026.2.11 and 2026.1.22: improper authorization in the PAM SSH key and certificate retrieval endpoints allows an authenticated low-privileged user to disclose the private key of an SSH key or certificate PAM credential via a direct object reference to the...

CVE-2026-62657

CVE-2026-62657 concerns a certificate validation flaw in NETGEAR XR1000 Gaming Router and certain Nighthawk models. The issue could allow an unauthenticated attacker to remotely access and take control of the device due to weaknesses in certificate validation. The sources identify affected device...

CVE-2026-55001

Improper certificate validation in Windows Active Directory allows an authorized attacker to elevate privileges locally...

UBUNTU-CVE-2026-59884

pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.4, the BER decoder shared by the CER and DER codecs parses long-form tags by accumulating continuation octets without an upper bound on the tag ID size, allowing a crafted input to force construction of an arbitrarily large integer with C...

CVE-2026-47632

Improper certificate validation in Azure Monitor Agent allows an unauthorized attacker to elevate privileges over an adjacent network...

CVE-2026-54121 Active Directory Certificate Services Elevation of Privilege Vulnerability

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CVE-2026-54121 Active Directory Certificate Services Elevation of Privilege Vulnerability

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CVE-2026-54121

CVE-2026-54121 affects Active Directory Certificate Services (AD CS). Root cause: improper authorization allowing an authorized attacker to elevate privileges over the network. Impact: elevation of privilege with high CVSS (8.8) per Microsoft-assigned metrics. Remediation: Microsoft has released ...

CVE-2026-47632

Azure Monitor Agent Metrics Extension is affected by CVE-2026-47632 due to improper certificate validation, enabling elevation of privileges for an unauthenticated attacker on an adjacent network. Exploitation details are not provided in the connected documents. CVSSv3.1 base score 8.8 (High): AV...

CVE-2026-55001

CVE-2026-55001 affects Windows Active Directory / Active Directory Domain Services. The root cause is improper certificate validation within AD, enabling an authorized attacker to achieve local privilege escalation. CVSS 3.1 base score 7.8 (Local, Low complexity, Privileges Required: Low; User In...

CVE-2026-7494

Nexus Repository 3 is vulnerable to Server-Side Request Forgery SSRF via the SSL Certificate Retrieval endpoint. A user holding the nexus:ssl-truststore:read permission could cause the server to initiate outbound connections to internal or otherwise restricted network hosts. This issue affects...

CVE-2026-48815

A flaw was found in sigstore. The certificateOIDs option, intended to restrict which certificates can sign artifacts, is accepted by the public application programming interface API but is not used during the verification process. This allows unauthorized certificates to be accepted, bypassing...

CVE-2026-48816

A flaw was found in sigstore-js. The software derives a transparency-log timestamp from tlogEntries.integratedTime and uses it to validate certificate validity windows and satisfy timestampThreshold. For bundle v0.2, a transparency log tlog entry can be inclusion-proof-only, meaning the inclusion...

CVE-2026-7494

CVE-2026-7494 describes a Server-Side Request Forgery (SSRF) in Nexus Repository 3, exploitable via the SSL Certificate Retrieval endpoint. A user with the nexus:ssl-truststore:read permission can trigger outbound connections from the server to internal or restricted hosts. Affected versions are ...

USN-8539-1: GnuTLS vulnerabilities

Haruto Kimura discovered that GnuTLS did not properly apply permitted name constraints in certain certificate validation paths. A remote attacker could possibly use this issue to bypass certificate validation, leading to a machine-in-the-middle attack. CVE-2026-42011 Oleh Konko discovered that...

USN-8539-1 gnutls28 vulnerabilities

Haruto Kimura discovered that GnuTLS did not properly apply permitted name constraints in certain certificate validation paths. A remote attacker could possibly use this issue to bypass certificate validation, leading to a machine-in-the-middle attack. CVE-2026-42011 Oleh Konko discovered that...