CWE-347
Improper Verification of Cryptographic Signature
Description
The product does not verify, or incorrectly verifies, the cryptographic signature for data.
Hierarchy (View 1000)
Parents
Children
none
Related attack patterns (CAPEC)
CAPEC-463 · CAPEC-475
CVEs mapped to this weakness (803)
page 19 of 41| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2024-36334 | Hig | 0.46 | — | 0.00 | May 15, 2026 | Improper verification of cryptographic signature in the Radeon RGB tool could allow a malicious file placed in the installation directory to be run with elevated privileges potentially leading to arbitrary code execution. | ||
| CVE-2026-42602 | Hig | 0.46 | 8.1 | 0.00 | May 13, 2026 | azureauthextension is the Azure Authenticator Extension. From 0.124.0 to 0.150.0, a server-side authentication bypass in azureauthextension allows any party who holds a single valid Azure access token for any scope the collector's configured identity can mint for to authenticate… | ||
| CVE-2026-41669 | Hig | 0.46 | 8.2 | 0.00 | May 7, 2026 | Admidio is an open-source user management solution. Prior to version 5.0.9, the Admidio SAML Identity Provider implementation discards the return value of its validateSignature() method at both call sites (handleSSORequest() line 418 and handleSLORequest() line 613). The method… | ||
| CVE-2026-38651 | Hig | 0.46 | 8.2 | 0.00 | Apr 28, 2026 | Authentication Bypass vulnerability exists in Netmaker versions prior to 1.5.0. The VerifyHostToken function in logic/jwts.go fails to validate the JWT signature when verifying host tokens. An attacker can forge a JWT signed with any arbitrary key and use it to impersonate any… | ||
| CVE-2026-5466 | Hig | 0.46 | 8.1 | 0.00 | Apr 10, 2026 | wolfSSL's ECCSI signature verifier `wc_VerifyEccsiHash` decodes the `r` and `s` scalars from the signature blob via `mp_read_unsigned_bin` with no check that they lie in `[1, q-1]`. A crafted forged signature could verify against any message for any identity, using only… | ||
| CVE-2026-40070 | Hig | 0.46 | 8.1 | 0.00 | Apr 9, 2026 | BSV Ruby SDK is the Ruby SDK for the BSV blockchain. From 0.3.1 to before 0.8.2, BSV::Wallet::WalletClient#acquire_certificate persists certificate records to storage without verifying the certifier's signature over the certificate contents. In acquisition_protocol: 'direct',… | ||
| CVE-2026-34840 | Hig | 0.46 | 8.1 | 0.00 | Apr 2, 2026 | OneUptime is an open-source monitoring and observability platform. Prior to version 10.0.42, OneUptime's SAML SSO implementation (App/FeatureSet/Identity/Utils/SSO.ts) has decoupled signature verification and identity extraction. isSignatureValid() verifies the first … | ||
| CVE-2026-34377 | Hig | 0.46 | 8.1 | 0.00 | Mar 31, 2026 | ZEBRA is a Zcash node written entirely in Rust. Prior to zebrad version 4.3.0 and zebra-consensus version 5.0.1, a logic error in Zebra's transaction verification cache could allow a malicious miner to induce a consensus split. By matching a valid transaction's txid while… | ||
| CVE-2026-1529 | — | Hig | 0.46 | 8.1 | 0.00 | Feb 9, 2026 | A flaw was found in Keycloak. An attacker can exploit this vulnerability by modifying the organization ID and target email within a legitimate invitation token's JSON Web Token (JWT) payload. This lack of cryptographic signature verification allows the attacker to successfully… | |
| CVE-2026-25793 | Hig | 0.46 | 8.1 | 0.00 | Feb 6, 2026 | Nebula is a scalable overlay networking tool. In versions from 1.7.0 to 1.10.2, when using P256 certificates (which is not the default configuration), it is possible to evade a blocklist entry created against the fingerprint of a certificate by using ECDSA Signature Malleability… | ||
| CVE-2026-22818 | Hig | 0.46 | 8.2 | 0.00 | Jan 13, 2026 | Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.11.4, there is a flaw in Hono’s JWK/JWKS JWT verification middleware allowed the algorithm specified in the JWT header to influence signature verification when the selected JWK did… | ||
| CVE-2026-22817 | Hig | 0.46 | 8.2 | 0.00 | Jan 13, 2026 | Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.11.4, there is a flaw in Hono’s JWK/JWKS JWT verification middleware allowed the JWT header’s alg value to influence signature verification when the selected JWK did not… | ||
| CVE-2025-34503 | Hig | 0.46 | — | 0.00 | Oct 24, 2025 | Deck Mate 1 executes firmware directly from an external EEPROM without verifying authenticity or integrity. An attacker with physical access can replace or reflash the EEPROM to run arbitrary code that persists across reboots. Because this design predates modern secure-boot or… | ||
| CVE-2025-34500 | Hig | 0.46 | — | 0.00 | Oct 24, 2025 | Deck Mate 2's firmware update mechanism accepts packages without cryptographic signature verification, encrypts them with a single hard-coded AES key shared across devices, and uses a truncated HMAC for integrity validation. Attackers with access to the update interface -… | ||
| CVE-2024-49365 | Hig | 0.46 | — | 0.00 | Jul 1, 2025 | tiny-secp256k1 is a tiny secp256k1 native/JS wrapper. Prior to version 1.1.7, a malicious JSON-stringifyable message can be made passing on verify(), when global Buffer is the buffer package. This affects only environments where require('buffer') is the NPM buffer package.… | ||
| CVE-2025-20206 | Hig | 0.46 | 7.1 | 0.00 | Mar 5, 2025 | A vulnerability in the interprocess communication (IPC) channel of Cisco Secure Client for Windows could allow an authenticated, local attacker to perform a DLL hijacking attack on an affected device if the Secure Firewall Posture Engine, formerly HostScan, is installed on Cisco… | ||
| CVE-2025-23206 | Hig | 0.46 | 8.1 | 0.00 | Jan 17, 2025 | The AWS Cloud Development Kit (AWS CDK) is an open-source software development framework to define cloud infrastructure in code and provision it through AWS CloudFormation. Users who use IAM OIDC custom resource provider package will download CA Thumbprints as part of the custom… | ||
| CVE-2024-43106 | Hig | 0.46 | 7.1 | 0.01 | Dec 18, 2024 | A library injection vulnerability exists in Microsoft Excel 16.83 for macOS. A specially crafted library can leverage Excel's access privileges, leading to a permission bypass. A malicious application could inject a library and start the program to trigger this vulnerability and… | ||
| CVE-2024-42220 | Hig | 0.46 | 7.1 | 0.01 | Dec 18, 2024 | A library injection vulnerability exists in Microsoft Outlook 16.83.3 for macOS. A specially crafted library can leverage Outlook's access privileges, leading to a permission bypass. A malicious application could inject a library and start the program to trigger this… | ||
| CVE-2024-42004 | Hig | 0.46 | 7.1 | 0.01 | Dec 18, 2024 | A library injection vulnerability exists in Microsoft Teams (work or school) 24046.2813.2770.1094 for macOS. A specially crafted library can leverage Teams's access privileges, leading to a permission bypass. A malicious application could inject a library and start the program… |
- risk 0.46cvss —epss 0.00
Improper verification of cryptographic signature in the Radeon RGB tool could allow a malicious file placed in the installation directory to be run with elevated privileges potentially leading to arbitrary code execution.
- risk 0.46cvss 8.1epss 0.00
azureauthextension is the Azure Authenticator Extension. From 0.124.0 to 0.150.0, a server-side authentication bypass in azureauthextension allows any party who holds a single valid Azure access token for any scope the collector's configured identity can mint for to authenticate…
- risk 0.46cvss 8.2epss 0.00
Admidio is an open-source user management solution. Prior to version 5.0.9, the Admidio SAML Identity Provider implementation discards the return value of its validateSignature() method at both call sites (handleSSORequest() line 418 and handleSLORequest() line 613). The method…
- risk 0.46cvss 8.2epss 0.00
Authentication Bypass vulnerability exists in Netmaker versions prior to 1.5.0. The VerifyHostToken function in logic/jwts.go fails to validate the JWT signature when verifying host tokens. An attacker can forge a JWT signed with any arbitrary key and use it to impersonate any…
- risk 0.46cvss 8.1epss 0.00
wolfSSL's ECCSI signature verifier `wc_VerifyEccsiHash` decodes the `r` and `s` scalars from the signature blob via `mp_read_unsigned_bin` with no check that they lie in `[1, q-1]`. A crafted forged signature could verify against any message for any identity, using only…
- risk 0.46cvss 8.1epss 0.00
BSV Ruby SDK is the Ruby SDK for the BSV blockchain. From 0.3.1 to before 0.8.2, BSV::Wallet::WalletClient#acquire_certificate persists certificate records to storage without verifying the certifier's signature over the certificate contents. In acquisition_protocol: 'direct',…
- risk 0.46cvss 8.1epss 0.00
OneUptime is an open-source monitoring and observability platform. Prior to version 10.0.42, OneUptime's SAML SSO implementation (App/FeatureSet/Identity/Utils/SSO.ts) has decoupled signature verification and identity extraction. isSignatureValid() verifies the first …
- risk 0.46cvss 8.1epss 0.00
ZEBRA is a Zcash node written entirely in Rust. Prior to zebrad version 4.3.0 and zebra-consensus version 5.0.1, a logic error in Zebra's transaction verification cache could allow a malicious miner to induce a consensus split. By matching a valid transaction's txid while…
- risk 0.46cvss 8.1epss 0.00
A flaw was found in Keycloak. An attacker can exploit this vulnerability by modifying the organization ID and target email within a legitimate invitation token's JSON Web Token (JWT) payload. This lack of cryptographic signature verification allows the attacker to successfully…
- risk 0.46cvss 8.1epss 0.00
Nebula is a scalable overlay networking tool. In versions from 1.7.0 to 1.10.2, when using P256 certificates (which is not the default configuration), it is possible to evade a blocklist entry created against the fingerprint of a certificate by using ECDSA Signature Malleability…
- risk 0.46cvss 8.2epss 0.00
Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.11.4, there is a flaw in Hono’s JWK/JWKS JWT verification middleware allowed the algorithm specified in the JWT header to influence signature verification when the selected JWK did…
- risk 0.46cvss 8.2epss 0.00
Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.11.4, there is a flaw in Hono’s JWK/JWKS JWT verification middleware allowed the JWT header’s alg value to influence signature verification when the selected JWK did not…
- risk 0.46cvss —epss 0.00
Deck Mate 1 executes firmware directly from an external EEPROM without verifying authenticity or integrity. An attacker with physical access can replace or reflash the EEPROM to run arbitrary code that persists across reboots. Because this design predates modern secure-boot or…
- risk 0.46cvss —epss 0.00
Deck Mate 2's firmware update mechanism accepts packages without cryptographic signature verification, encrypts them with a single hard-coded AES key shared across devices, and uses a truncated HMAC for integrity validation. Attackers with access to the update interface -…
- risk 0.46cvss —epss 0.00
tiny-secp256k1 is a tiny secp256k1 native/JS wrapper. Prior to version 1.1.7, a malicious JSON-stringifyable message can be made passing on verify(), when global Buffer is the buffer package. This affects only environments where require('buffer') is the NPM buffer package.…
- risk 0.46cvss 7.1epss 0.00
A vulnerability in the interprocess communication (IPC) channel of Cisco Secure Client for Windows could allow an authenticated, local attacker to perform a DLL hijacking attack on an affected device if the Secure Firewall Posture Engine, formerly HostScan, is installed on Cisco…
- risk 0.46cvss 8.1epss 0.00
The AWS Cloud Development Kit (AWS CDK) is an open-source software development framework to define cloud infrastructure in code and provision it through AWS CloudFormation. Users who use IAM OIDC custom resource provider package will download CA Thumbprints as part of the custom…
- risk 0.46cvss 7.1epss 0.01
A library injection vulnerability exists in Microsoft Excel 16.83 for macOS. A specially crafted library can leverage Excel's access privileges, leading to a permission bypass. A malicious application could inject a library and start the program to trigger this vulnerability and…
- risk 0.46cvss 7.1epss 0.01
A library injection vulnerability exists in Microsoft Outlook 16.83.3 for macOS. A specially crafted library can leverage Outlook's access privileges, leading to a permission bypass. A malicious application could inject a library and start the program to trigger this…
- risk 0.46cvss 7.1epss 0.01
A library injection vulnerability exists in Microsoft Teams (work or school) 24046.2813.2770.1094 for macOS. A specially crafted library can leverage Teams's access privileges, leading to a permission bypass. A malicious application could inject a library and start the program…