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CWE-347

MITRE ↗

CWE-347

50
CRITICAL
96
HIGH
52
MEDIUM
16
LOW
239 CVEs · Page 1/5
10.0
CVE-2026-48558 KEV

SimpleHelp versions 5.5.15 and prior and 6.0 pre-release versions contain an authentication bypass vulnerability in the

10.0
CVE-2026-54782

CoreWCF is a port of the service side of Windows Communication Foundation (WCF) to .NET Core. Prior to 1.8.1 and 1.9.1,

10.0
CVE-2026-56451

A vulnerability has been identified in Opcenter X (All versions < V2604). Affected applications do not properly validate

10.0
CVE-2026-5430

The JWT authentication mechanism accepts tokens signed with algorithms other than those explicitly configured or support

9.9
CVE-2026-44748

SAP NetWeaver Application Server ABAP and ABAP Platform allows an authenticated attacker with normal privileges to obtai

9.8
CVE-2025-15444

Crypt::Sodium::XS module versions prior to 0.000042, for Perl, include a vulnerable version of libsodium libsodium <= 1

9.8
CVE-2026-23518

Fleet is open source device management software. In versions prior to 4.78.3, 4.77.1, 4.76.2, 4.75.2, and 4.53.3, a vuln

9.8
CVE-2026-28802

Authlib is a Python library which builds OAuth and OpenID Connect servers. From version 1.6.5 to before version 1.6.7, p

9.8
CVE-2026-20997

Improper verification of cryptographic signature in Smart Switch prior to version 3.7.69.15 allows remote attackers to p

9.8
CVE-2026-31946

OpenOlat is an open source web-based e-learning platform for teaching, learning, assessment and communication. From vers

9.8
CVE-2026-33746

Convoy is a KVM server management panel for hosting businesses. From version 3.9.0-beta to before version 4.5.1, the JWT

9.8
CVE-2026-6911

Missing JWT signature verification in AWS Ops Wheel allows unauthenticated attackers to forge JWT tokens and gain uninte

9.8
CVE-2026-36721

A lack of cryptographic signature verification in the validateAccessToken function of bookcars v8.3 allows attackers to

9.8
CVE-2026-15013

The SAML Single Sign On – SSO Login plugin for WordPress is vulnerable to Authentication Bypass via SAML Signature Algor

9.8
CVE-2026-59243

The FAB auth manager's Azure AD OAuth login defaulted `verify_signature=False` when decoding the ID token, so an attacke

9.8
CVE-2026-44104

The firmware update process for the basemodule of the charging controller only validates the CRC32 checksum without cryp

9.8
CVE-2026-18108

Net::SAML2 versions before 0.86 for Perl allow authentication bypass because _verify_encrypted_assertion accepts an Encr

9.8
CVE-2026-62873

Improper verification of cryptographic signature in Microsoft 365 Admin Center allows an unauthorized attacker to elevat

9.8
CVE-2026-10579

A flaw was found in Picketlink Federation SAML; the unsolcited response handler would accept forged assertions with no v

9.8
CVE-2026-28148

Unauthenticated Bypass Vulnerability in Headless Single Sign On <= 1.6 versions.

9.8
CVE-2026-74876

openssl_encrypt versions before 1.4.0 contain a vulnerability in PublicKeyBundle.from_dict() that creates key bundles fr

9.8
CVE-2026-74901

openssl_encrypt versions before 1.4.0 contain an authentication bypass vulnerability in pqc.py where AES-GCM decryption

9.8
CVE-2021-43716

Verification Bypass vulnerability exists in EPSON 150075647YWWV110 EasyMP Network Updater Ver.1.20. The Epson projector

9.8
CVE-2026-72889

Net::OAuth versions before 0.33 for Perl allow the sender to choose the signature algorithm in verify. verify resolves

9.8
CVE-2026-19505

Improper cryptographic signature verification in `jst_functions.c` in RDK-B WebUI `rdkb-2025q4-kirkstone.04.10.26` allow

9.8
CVE-2026-81700

openssl_encrypt versions before 1.4.9 contain a signature verification vulnerability in gpg_runner.verify_detached that

9.8
CVE-2026-81701

openssl_encrypt versions before 1.4.9 use a denylist to identify trusted built-in plugins, allowing unsigned plugins in

9.8
CVE-2026-76581

The WPMU DEV Dashboard plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including,

9.6
CVE-2026-1568

Rapid7 InsightVM versions before 8.34.0 contain a signature verification issue on the Assertion Consumer Service (ACS) c

9.6
CVE-2026-58426

Gitea Actions Artifacts V4 signed URL HMAC ambiguity allows cross-repository artifact read and cross-task upload-state w

9.3
CVE-2026-62834

Improper verification of cryptographic signature in Azure Data Factory allows an unauthorized attacker to elevate privil

9.1
CVE-2026-29000

pac4j-jwt versions prior to 4.5.9, 5.7.9, and 6.3.3 contain an authentication bypass vulnerability in JwtAuthenticator w

9.1
CVE-2026-27962

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to version 1.6.9, a JWK Header Injectio

9.1
CVE-2026-33026

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, the nginx-ui backup restore mechanism

9.1
CVE-2026-34872

An issue was discovered in Mbed TLS 3.5.x and 3.6.x through 3.6.5 and TF-PSA-Crypto 1.0. There is a lack of contributory

9.1
CVE-2026-0234

An improper verification of cryptographic signature vulnerability exists in Cortex XSOAR and Cortex XSIAM platforms duri

9.1
CVE-2026-40372

Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges o

9.1
CVE-2026-44497

ZEBRA is a Zcash node written entirely in Rust. Prior to zebrad version 4.4.0 and prior to zebra-script version 6.0.0, t

9.1
CVE-2026-42193

Plunk is an open-source email platform built on top of AWS SES. Prior to version 0.9.0, the /webhooks/sns endpoint accep

9.1
CVE-2026-33117

The Java Key Vault Keys library in the Azure SDK for Java contains an issue in the local cryptographic verification path

9.1
CVE-2026-49454

Relyra is a strict-by-default SAML 2.0 Service Provider library for Elixir and Phoenix. Versions 1.0.0 and 1.1.0 accept

9.1
CVE-2026-46354

Coder allows organizations to provision remote development environments via Terraform. In versions prior tp 2.24.5, 2.29

9.1
CVE-2026-15265

A path traversal vulnerability in Tenable Agent 11.2.0 and 11.1.3 and lower allows a privileged attacker to write arbitr

9.1
CVE-2026-48021

In epa4all, prior to version 2026-05-20, an attacker who can intercept the TLS connection between epa4all and the ePA ba

9.1
CVE-2026-9487

XML::Sig versions before 0.71 for Perl allow signature wrapping via duplicate ID. _get_signed_xml() in lib/XML/Sig.pm,

9.1
CVE-2026-7557

An improper verification of cryptographic signature vulnerability in the SAML authentication module of Progress MarkLogi

9.1
CVE-2025-59324

CPSD CryptoPro Secure Disk for Bitlocker before v7.7.4 fails to properly validate LUKS encryption and, if encryption is

9.1
CVE-2026-82454

The Omnivore API (packages/api) before the fix in commit abf53d6 contains an authentication bypass in Apple sign-in toke

9.0
CVE-2026-3564

A condition in the ScreenConnect server component may allow an actor with access to server-level cryptographic material

9.0
CVE-2026-41005

Cloud Foundry UAA incorrectly treated XML encryption to the Service Provider (confidentiality) as a substitute for XML s

Frequently Asked Questions

What is CWE-347?

CWE-347 (CWE-347) is a weakness category in the Common Weakness Enumeration (CWE) system maintained by MITRE. It describes a class of software or hardware vulnerability that can lead to security issues.

How many CVEs are classified as CWE-347?

There are 253 CVE records associated with CWE-347 in our database. Of these, 50 are critical severity, 96 are high severity, and 52 are medium severity.

How can I protect against CWE-347 vulnerabilities?

Protection strategies depend on the specific weakness type. General measures include input validation, secure coding practices, regular security testing, and keeping software up to date. CyberStrike can help by automatically scanning your infrastructure for vulnerabilities related to CWE-347 using AI-powered security agents.

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