CWE-326— Inadequate Encryption Strength
The product stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required.— MITRE CWE catalog
592 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-326page 2 of 12
- CVE-2026-45363CRITICALCVSS 9.1EG 9.12026-05-18
ruby-jwt is a Ruby implementation of the RFC 7519 OAuth JSON Web Token standard. Prior to 2.10.3 and 3.2.0, JWT.decode(token, '', true, algorithm: 'HS256') accepts an attacker-forged token because OpenSSL::HMAC.digest('SHA256', '', payload…
- CVE-2026-44351CRITICALCVSS 9.1EG 9.12026-05-13
fast-jwt provides fast JSON Web Token (JWT) implementation. Prior to 6.2.4, a critical authentication-bypass vulnerability in fast-jwt's async key-resolver flow allows any unauthenticated attacker to forge arbitrary JWTs that are accepted …
- CVE-2025-45765CRITICALCVSS 9.1EG 9.12025-08-07
ruby-jwt v3.0.0.beta1 was discovered to contain weak encryption. NOTE: the Supplier's perspective is "keysize is not something that is enforced by this library. Currently more recent versions of OpenSSL are enforcing some key sizes and tho…
- CVE-2025-7398CRITICALCVSS 9.1EG 9.12025-07-17
Brocade ASCG before 3.3.0 allows for the use of medium strength cryptography algorithms on internal ports ports 9000 and 8036.
- CVE-2023-27987CRITICALCVSS 9.1EG 9.12023-04-10
In Apache Linkis <=1.3.1, due to the default token generated by Linkis Gateway deployment being too simple, it is easy for attackers to obtain the default token for the attack. Generation rules should add random values. We recommend…
- CVE-2022-47931CRITICALCVSS 9.1EG 9.12022-12-23
IO FinNet tss-lib before 2.0.0 allows a collision of hash values.
- CVE-2020-11684CRITICALCVSS 9.1EG 9.12020-09-14
AT91bootstrap before 3.9.2 does not properly wipe encryption and authentication keys from memory before passing control to a less privileged software component. This can be exploited to disclose these keys and subsequently encrypt and sign…
- CVE-2020-5886CRITICALCVSS 9.1EG 9.12020-04-30
On versions 15.0.0-15.1.0.1, 14.1.0-14.1.2.3, 13.1.0-13.1.3.3, and 12.1.0-12.1.5.1, BIG-IP systems setup for connection mirroring in a High Availability (HA) pair transfers sensitive cryptographic objects over an insecure communications ch…
- CVE-2020-5885CRITICALCVSS 9.1EG 9.12020-04-30
On versions 15.0.0-15.1.0.1, 14.1.0-14.1.2.3, 13.1.0-13.1.3.3, and 12.1.0-12.1.5.1, BIG-IP systems set up for connection mirroring in a high availability (HA) pair transfer sensitive cryptographic objects over an insecure communications ch…
- CVE-2020-5884CRITICALCVSS 9.1EG 9.12020-04-30
On versions 15.0.0-15.1.0.3, 14.1.0-14.1.2.4, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, the default deployment mode for BIG-IP high availability (HA) pair mirroring is insecure. This is a control plane issue that is exposed on…
- CVE-2019-14887CRITICALCVSS 9.1EG 9.12020-03-16
A flaw was found when an OpenSSL security provider is used with Wildfly, the 'enabled-protocols' value in the Wildfly configuration isn't honored. An attacker could target the traffic sent from Wildfly and downgrade the connection to a wea…
- CVE-2017-16726CRITICALCVSS 9.1EG 9.12018-06-27
Beckhoff TwinCAT supports communication over ADS. ADS is a protocol for industrial automation in protected environments. ADS has not been designed to achieve security purposes and therefore does not include any encryption algorithms becaus…
- CVE-2017-14090CRITICALCVSS 9.1EG 9.12017-12-16
A vulnerability in Trend Micro ScanMail for Exchange 12.0 exists in which some communications to the update servers are not encrypted.
- CVE-2017-7229CRITICALCVSS 9.1EG 9.12017-05-03
PGP/MIME encrypted messages injected into a Vaultive O365 (before 4.5.21) frontend via IMAP or SMTP have their Content-Type changed from 'Content-Type: multipart/encrypted; protocol="application/pgp-encrypted"; boundary="abc123abc123"' to …
- CVE-2016-9121CRITICALCVSS 9.1EG 9.12017-03-28
go-jose before 1.0.4 suffers from an invalid curve attack for the ECDH-ES algorithm. When deriving a shared key using ECDH-ES for an encrypted message, go-jose neglected to check that the received public key on a message is on the same cur…
- CVE-2020-26197CRITICALCVSS 7.5EG 9.12021-04-20
Dell PowerScale OneFS 8.1.0 - 9.1.0 contains an LDAP Provider inability to connect over TLSv1.2 vulnerability. It may make it easier to eavesdrop and decrypt such traffic for a malicious actor. Note: This does not affect clusters which are…
- CVE-2014-0224CRITICALCVSS 7.4EG 9.02014-06-05
OpenSSL before 0.9.8za, 1.0.0 before 1.0.0m, and 1.0.1 before 1.0.1h does not properly restrict processing of ChangeCipherSpec messages, which allows man-in-the-middle attackers to trigger use of a zero-length master key in certain OpenSSL…
- CVE-2013-2566CRITICALCVSS 5.9EG 9.02013-03-15
The RC4 algorithm, as used in the TLS protocol and SSL protocol, has many single-byte biases, which makes it easier for remote attackers to conduct plaintext-recovery attacks via statistical analysis of ciphertext in a large number of sess…
- CVE-2020-9315HIGHCVSS 7.5EG 8.92020-05-10
** PRODUCT NOT SUPPORTED WHEN ASSIGNED ** Oracle iPlanet Web Server 7.0.x has Incorrect Access Control for admingui/version URIs in the Administration console, as demonstrated by unauthenticated read access to encryption keys. NOTE: a rela…
- CVE-2026-9201HIGHCVSS 8.8EG 8.82026-08-05
IBM Langflow OSS 1.0.0 through 1.10.3 could allow an authenticated attacker to execute arbitrary code due to a cryptographic weakness in the custom component validation mechanism. When the optional hardening mode that restricts execution t…
- CVE-2026-41860HIGHCVSS 8.8EG 8.82026-06-04
CWE-326 in BOSH allows a local attacker to steal Basic-auth credentials or redirect UAA token requests via MITM. HttpRequestHelper#create_async_endpoint and #send_http_get_request_synchronous hard-code OpenSSL::SSL::VERIFY_NONE, enabling a…
- CVE-2026-5363HIGHCVSS 8.8EG 8.82026-04-16
Inadequate Encryption Strength vulnerability in TP-Link Archer C7 v5 and v5.8 (uhttpd modules) allows Password Recovery Exploitation. The web interface encrypts the admin password client-side using RSA-1024 before sending it to the router…
- CVE-2024-45394HIGHCVSS 8.8EG 8.82024-09-03
Authenticator is a browser extension that generates two-step verification codes. In versions 7.0.0 and below, encryption keys for user data were stored encrypted at-rest using only AES-256 and the EVP_BytesToKey KDF. Therefore, attackers w…
- CVE-2022-21139HIGHCVSS 8.8EG 8.82022-08-18
Inadequate encryption strength for some Intel(R) PROSet/Wireless WiFi products may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.
- CVE-2022-37401HIGHCVSS 8.8EG 8.82022-08-15
Apache OpenOffice supports the storage of passwords for web connections in the user's configuration database. The stored passwords are encrypted with a single master key provided by the user. A flaw in OpenOffice existed where master key w…
- CVE-2022-37400HIGHCVSS 8.8EG 8.82022-08-15
Apache OpenOffice supports the storage of passwords for web connections in the user's configuration database. The stored passwords are encrypted with a single master key provided by the user. A flaw in OpenOffice existed where the required…
- CVE-2022-26307HIGHCVSS 8.8EG 8.82022-07-25
LibreOffice supports the storage of passwords for web connections in the user’s configuration database. The stored passwords are encrypted with a single master key provided by the user. A flaw in LibreOffice existed where master key was …
- CVE-2021-26726HIGHCVSS 8.8EG 8.82022-02-16
A remote code execution vulnerability affecting a Valmet DNA service listening on TCP port 1517, allows an attacker to execute commands with SYSTEM privileges This issue affects: Valmet DNA versions from Collection 2012 until Collection 20…
- CVE-2021-37188HIGHCVSS 8.8EG 8.82021-12-10
An issue was discovered on Digi TransPort devices through 2021-07-21. An authenticated attacker may load customized firmware (because the bootloader does not verify that it is authentic), changing the behavior of the gateway.
- CVE-2021-21507HIGHCVSS 8.8EG 8.82021-04-30
Dell EMC Networking X-Series firmware versions prior to 3.0.1.8 and Dell EMC PowerEdge VRTX Switch Module firmware versions prior to 2.0.0.82 contain a Weak Password Encryption Vulnerability. A remote unauthenticated attacker could potenti…
- CVE-2020-35221HIGHCVSS 8.8EG 8.82021-03-10
The hashing algorithm implemented for NSDP password authentication on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices was found to be insecure, allowing attackers (with access to a network capture) to quickly generate multiple collisions to ge…
- CVE-2021-27885HIGHCVSS 8.8EG 8.82021-03-02
usersettings.php in e107 through 2.3.0 lacks a certain e_TOKEN protection mechanism.
- CVE-2020-5763HIGHCVSS 8.8EG 8.82020-07-29
Grandstream HT800 series firmware version 1.0.17.5 and below contain a backdoor in the SSH service. An authenticated remote attacker can obtain a root shell by correctly answering a challenge prompt.
- CVE-2017-1701HIGHCVSS 8.8EG 8.82018-04-23
IBM Team Concert (RTC) 5.0, 5.0.1, 5.0.2, 6.0, 6.0.1, 6.0.2, 6.0.3, 6.0.4, and 6.0.5 stores credentials for users using a weak encryption algorithm, which could allow an authenticated user to obtain highly sensitive information. IBM X-Forc…
- CVE-2017-17436HIGHCVSS 8.8EG 8.82017-12-07
An issue was discovered in the software on Vaultek Gun Safe VT20i products. There is no encryption of the session between the Android application and the safe. The website and marketing materials advertise that this communication channel i…
- CVE-2016-2379HIGHCVSS 8.8EG 8.82017-03-29
The Mxit protocol uses weak encryption when encrypting user passwords, which might allow attackers to (1) decrypt hashed passwords by leveraging knowledge of client registration codes or (2) gain login access by eavesdropping on login mess…
- CVE-2023-21444HIGHCVSS 7.5EG 8.82023-02-09
Improper cryptographic implementation in Samsung Flow for PC 4.9.14.0 allows adjacent attackers to decrypt encrypted messages or inject commands.
- CVE-2023-21443HIGHCVSS 7.5EG 8.82023-02-09
Improper cryptographic implementation in Samsung Flow for Android prior to version 4.9.04 allows adjacent attackers to decrypt encrypted messages or inject commands.
- CVE-2026-49852HIGHCVSS 8.7EG 8.72026-07-02
joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption (JOSE) standards. Prior to 1.6.8, joserfc.jwt.decode accepts attacker-forged HMAC-signed tokens when the caller-supplied verification…
- CVE-2024-21881HIGHCVSS 8.6EG 8.62024-08-12
Inadequate Encryption Strength vulnerability allow an authenticated attacker to execute arbitrary OS Commands via encrypted package upload.This issue affects Envoy: 4.x and 5.x
- CVE-2023-32414HIGHCVSS 8.6EG 8.62023-06-23
The issue was addressed with improved checks. This issue is fixed in macOS Ventura 13.4. An app may be able to break out of its sandbox.
- CVE-2021-23855HIGHCVSS 8.6EG 8.62021-10-04
The user and password data base is exposed by an unprotected web server resource. Passwords are hashed with a weak hashing algorithm and therefore allow an attacker to determine the password by using rainbow tables.
- CVE-2024-45273HIGHCVSS 8.4EG 8.42024-10-15
An unauthenticated local attacker can decrypt the devices config file and therefore compromise the device due to a weak implementation of the encryption used.
- CVE-2021-38121HIGHCVSS 8.3EG 8.32024-08-28
Insufficient or weak TLS protocol version identified in Advance authentication client server communication when specific service is accessed between devices. This issue affects NetIQ Advance Authentication versions before 6.3.5.1
- CVE-2024-42163HIGHCVSS 8.3EG 8.32024-08-12
Insufficiently random values for generating password reset token in FIWARE Keyrock <= 8.4 allow attackers to take over the account of any user by predicting the token for the password reset link.
- CVE-2023-3243HIGHCVSS 8.3EG 8.32023-06-28
** UNSUPPORTED WHEN ASSIGNED ** [An attacker can capture an authenticating hash and utilize it to create new sessions. The hash is also a poorly salted MD5 hash, which could result in a successful brute force password attack. Impacted pro…
- CVE-2026-35088HIGHCVSS 8.2EG 8.22026-10-15
Slican telephone exchanges use symmetric encryption for TCP/IP communication. Secret key is hardcoded in multiple binary files. An attacker who has access to these files can decrypt the communication. This issue was fixed in IPx series…
- CVE-2022-1252HIGHCVSS 8.2EG 8.22022-04-11
Use of a Broken or Risky Cryptographic Algorithm in GitHub repository gnuboard/gnuboard5 prior to and including 5.5.5. A vulnerability in gnuboard v5.5.5 and below uses weak encryption algorithms leading to sensitive information exposure. …
- CVE-2017-3971HIGHCVSS 8.2EG 8.22018-04-04
Cryptanalysis vulnerability in the web interface in McAfee Network Security Management (NSM) before 8.2.7.42.2 allows attackers to view confidential information via insecure use of RC4 encryption cyphers.
- CVE-2026-43134HIGHCVSS 8.1EG 8.12026-05-06
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix missing key size check for L2CAP_LE_CONN_REQ This adds a check for encryption key size upon receiving L2CAP_LE_CONN_REQ which is required by L2CAP/…
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