Search Results (630 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2025-54982 1 Zscaler 1 Authentication Server 2026-02-26 9.6 Critical
An improper verification of cryptographic signature in Zscaler's SAML authentication mechanism on the server-side allowed an authentication abuse.
CVE-2025-20248 1 Cisco 1 Ios Xr Software 2026-02-26 6 Medium
A vulnerability in the installation process of Cisco IOS XR Software could allow an authenticated, local attacker to bypass Cisco IOS XR Software image signature verification and load unsigned software on an affected device. To exploit this vulnerability, the attacker must have root-system privileges on the affected device. This vulnerability is due to incomplete validation of files during the installation of an .iso file. An attacker could exploit this vulnerability by modifying contents of the .iso image and then installing and activating it on the device. A successful exploit could allow the attacker to load an unsigned file as part of the image activation process.
CVE-2025-6198 1 Supermicro 1 Mbd-x13sem-f 2026-02-26 7.2 High
There is a vulnerability in the Supermicro BMC firmware validation logic at Supermicro MBD-X13SEM-F . An attacker can update the system firmware with a specially crafted image.
CVE-2025-7937 1 Supermicro 1 Mbd-x12stw 2026-02-26 7.2 High
There is a vulnerability in the Supermicro BMC firmware validation logic at Supermicro MBD-X12STW . An attacker can update the system firmware with a specially crafted image.
CVE-2025-46774 2 Apple, Fortinet 3 Macos, Forticlient, Forticlientmac 2026-02-26 6.8 Medium
An Improper Verification of Cryptographic Signature vulnerability [CWE-347] in FortiClient MacOS installer version 7.4.2 and below, version 7.2.9 and below, 7.0 all versions may allow a local user to escalate their privileges via FortiClient related executables.
CVE-2025-64456 1 Jetbrains 1 Resharper 2026-02-26 8.4 High
In JetBrains ReSharper before 2025.2.4 missing signature verification in DPA Collector allows local privilege escalation
CVE-2025-40778 1 Isc 1 Bind 9 2026-02-26 8.6 High
Under certain circumstances, BIND is too lenient when accepting records from answers, allowing an attacker to inject forged data into the cache. This issue affects BIND 9 versions 9.11.0 through 9.16.50, 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.11.3-S1 through 9.16.50-S1, 9.18.11-S1 through 9.18.39-S1, and 9.20.9-S1 through 9.20.13-S1.
CVE-2025-64740 2 Microsoft, Zoom 6 Windows, Workplace, Workplace App and 3 more 2026-02-26 7.5 High
Improper verification of cryptographic signature in the installer for Zoom Workplace VDI Client for Windows may allow an authenticated user to conduct an escalation of privilege via local access.
CVE-2025-13662 1 Ivanti 1 Endpoint Manager 2026-02-26 7.8 High
Improper verification of cryptographic signatures in the patch management component of Ivanti Endpoint Manager prior to version 2024 SU4 SR1 allows a remote unauthenticated attacker to execute arbitrary code. User Interaction is required.
CVE-2025-59719 1 Fortinet 1 Fortiweb 2026-02-26 9.1 Critical
An improper verification of cryptographic signature vulnerability in Fortinet FortiWeb 8.0.0, FortiWeb 7.6.0 through 7.6.4, FortiWeb 7.4.0 through 7.4.9 may allow an unauthenticated attacker to bypass the FortiCloud SSO login authentication via a crafted SAML response message.
CVE-2025-59718 1 Fortinet 3 Fortios, Fortiproxy, Fortiswitchmanager 2026-02-26 9.1 Critical
A improper verification of cryptographic signature vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2.0 through 7.2.11, FortiOS 7.0.0 through 7.0.17, FortiProxy 7.6.0 through 7.6.3, FortiProxy 7.4.0 through 7.4.10, FortiProxy 7.2.0 through 7.2.14, FortiProxy 7.0.0 through 7.0.21, FortiSwitchManager 7.2.0 through 7.2.6, FortiSwitchManager 7.0.0 through 7.0.5 allows an unauthenticated attacker to bypass the FortiCloud SSO login authentication via a crafted SAML response message.
CVE-2026-20965 1 Microsoft 2 Azure Portal Windows Admin Center, Windows Admin Center 2026-02-26 7.5 High
Improper verification of cryptographic signature in Windows Admin Center allows an authorized attacker to elevate privileges locally.
CVE-2026-1568 1 Rapid7 1 Insightvm 2026-02-26 9.6 Critical
Rapid7 InsightVM versions beforeĀ 8.34.0 contain a signature verification issue on theĀ Assertion Consumer Service (ACS) cloud endpoint that could allow an attacker to gain unauthorized access to InsightVM accounts setup via "Security Console" installations, resulting in full account takeover. The issue occurs due to the application processing these unsigned assertions and issuing session cookies that granted access to the targeted user accounts. This has been fixed in version 8.34.0 of InsightVM.
CVE-2026-23687 2 Sap, Sap Se 2 Sap Basis, Sap Netweaver And Abap Platform 2026-02-26 8.8 High
SAP NetWeaver Application Server ABAP and ABAP Platform allows an authenticated attacker with normal privileges to obtain a valid signed message and send modified signed XML documents to the verifier. This may result in acceptance of tampered identity information, unauthorized access to sensitive user data and potential disruption of normal system usage.
CVE-2025-12006 1 Supermicro 1 Mbd-x12stw 2026-02-26 7.2 High
There is a vulnerability in the Supermicro BMC firmware validation logic at Supermicro MBD-X12STW-F . An attacker can update the system firmware with a specially crafted image.
CVE-2024-2307 1 Redhat 1 Enterprise Linux 2026-02-25 6.1 Medium
A flaw was found in osbuild-composer. A condition can be triggered that disables GPG verification for package repositories, which can expose the build phase to a Man-in-the-Middle attack, allowing untrusted code to be installed into an image being built.
CVE-2026-23967 1 Juneandgreen 1 Sm-crypto 2026-02-25 7.5 High
sm-crypto provides JavaScript implementations of the Chinese cryptographic algorithms SM2, SM3, and SM4. A signature malleability vulnerability exists in the SM2 signature verification logic of the sm-crypto library prior to version 0.3.14. An attacker can derive a new valid signature for a previously signed message from an existing signature. Version 0.3.14 patches the issue.
CVE-2026-23965 1 Juneandgreen 1 Sm-crypto 2026-02-25 7.5 High
sm-crypto provides JavaScript implementations of the Chinese cryptographic algorithms SM2, SM3, and SM4. A signature forgery vulnerability exists in the SM2 signature verification logic of sm-crypto prior to version 0.4.0. Under default configurations, an attacker can forge valid signatures for arbitrary public keys. If the message space contains sufficient redundancy, the attacker can fix the prefix of the message associated with the forged signature to satisfy specific formatting requirements. Version 0.4.0 patches the issue.
CVE-2020-1464 1 Microsoft 22 Windows 10, Windows 10 1507, Windows 10 1607 and 19 more 2026-02-23 7.8 High
A spoofing vulnerability exists when Windows incorrectly validates file signatures. An attacker who successfully exploited this vulnerability could bypass security features and load improperly signed files. In an attack scenario, an attacker could bypass security features intended to prevent improperly signed files from being loaded. The update addresses the vulnerability by correcting how Windows validates file signatures.
CVE-2026-2968 1 Cesanta 1 Mongoose 2026-02-23 3.7 Low
A vulnerability was detected in Cesanta Mongoose up to 7.20. This impacts the function mg_chacha20_poly1305_decrypt of the file /src/tls_chacha20.c of the component Poly1305 Authentication Tag Handler. The manipulation results in improper verification of cryptographic signature. The attack may be launched remotely. This attack is characterized by high complexity. The exploitability is said to be difficult. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.