CWE-754— Improper Check for Unusual or Exceptional Conditions
The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product.— MITRE CWE catalog
726 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-754page 4 of 15
- CVE-2026-6766HIGHCVSS 7.5EG 7.52026-04-21
Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
- CVE-2026-33790HIGHCVSS 7.5EG 7.52026-04-09
An Improper Check for Unusual or Exceptional Conditions vulnerability in the flow daemon (flowd) of Juniper Networks Junos OS on SRX Series allows an attacker sending a specific, malformed ICMPv6 packet to cause the srxpfe process to crash…
- CVE-2026-40069HIGHCVSS 7.5EG 7.52026-04-09
BSV Ruby SDK is the Ruby SDK for the BSV blockchain. From 0.1.0 to before 0.8.2, BSV::Network::ARC's failure detection only recognises REJECTED and DOUBLE_SPEND_ATTEMPTED. ARC responses with txStatus values of INVALID, MALFORMED, MINED_IN_…
- CVE-2026-31790HIGHCVSS 7.5EG 7.52026-04-07
Issue summary: Applications using RSASVE key encapsulation to establish a secret encryption key can send contents of an uninitialized memory buffer to a malicious peer. Impact summary: The uninitialized buffer might contain sensitive data…
- CVE-2026-4748HIGHCVSS 7.5EG 7.52026-04-01
A regression in the way hashes were calculated caused rules containing the address range syntax (x.x.x.x - y.y.y.y) that only differ in the address range(s) involved to be silently dropped as duplicates. Only the first of such rules is ac…
- CVE-2026-33939HIGHCVSS 7.5EG 7.52026-03-27
Handlebars provides the power necessary to let users build semantic templates. In versions 4.0.0 through 4.7.8, when a Handlebars template contains decorator syntax referencing an unregistered decorator (e.g. `{{*n}}`), the compiled templa…
- CVE-2026-20719HIGHCVSS 7.5EG 7.52026-03-25
Mattermost versions 11.4.x <= 11.4.0, 11.3.x <= 11.3.1, 11.2.x <= 11.2.3, 10.11.x <= 10.11.11 fail to prevent rendering of external SVGs on link embeds which allows unauthenticated users to crash the Mattermost webapp and desktop app via c…
- CVE-2026-4719HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions in the Graphics: Text component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-4714HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-4713HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-4709HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-4708HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-4707HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-4706HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-4699HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-4697HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-4695HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-4694HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions, integer overflow in the Graphics component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-4693HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-4686HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-4685HIGHCVSS 7.5EG 7.52026-03-24
Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- CVE-2026-33151HIGHCVSS 7.5EG 7.52026-03-20
Socket.IO is an open source, real-time, bidirectional, event-based, communication framework. Prior to versions 3.3.5, 3.4.4, and 4.2.6, a specially crafted Socket.IO packet can make the server wait for a large number of binary attachments …
- CVE-2026-0109HIGHCVSS 7.5EG 7.52026-03-10
In dhd_tcpdata_info_get of dhd_ip.c, there is a possible Denial of Service due to a precondition check failure. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for …
- CVE-2026-2801HIGHCVSS 7.5EG 7.52026-02-24
Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
- CVE-2025-69250HIGHCVSS 7.5EG 7.52026-02-24
free5gc UDM provides Unified Data Management (UDM) for free5GC, an open-source project for 5th generation (5G) mobile core networks. In versions up to and including 1.4.1, the service reliably leaks detailed internal error messages (e.g., …
- CVE-2026-25639HIGHCVSS 7.5EG 7.52026-02-09
Axios is a promise based HTTP client for the browser and Node.js. Prior to versions 0.30.3 and 1.13.5, the mergeConfig function in axios crashes with a TypeError when processing configuration objects containing __proto__ as an own property…
- CVE-2026-20401HIGHCVSS 7.5EG 7.52026-02-02
In Modem, there is a possible system crash due to an uncaught exception. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed.…
- CVE-2025-14840HIGHCVSS 7.5EG 7.52026-01-28
Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal HTTP Client Manager allows Forceful Browsing.This issue affects HTTP Client Manager: from 0.0.0 before 9.3.13, from 10.0.0 before 10.0.2, from 11.0.0 before 11.0.…
- CVE-2025-69420HIGHCVSS 7.5EG 7.52026-01-27
Issue summary: A type confusion vulnerability exists in the TimeStamp Response verification code where an ASN1_TYPE union member is accessed without first validating the type, causing an invalid or NULL pointer dereference when processing …
- CVE-2026-23991HIGHCVSS 7.5EG 7.52026-01-22
go-tuf is a Go implementation of The Update Framework (TUF). Starting in version 2.0.0 and prior to version 2.3.1, if the TUF repository (or any of its mirrors) returns invalid TUF metadata JSON (valid JSON but not well formed TUF metadata…
- CVE-2026-0227HIGHCVSS 7.5EG 7.52026-01-15
A vulnerability in Palo Alto Networks PAN-OS software enables an unauthenticated attacker to cause a denial of service (DoS) to the firewall. Repeated attempts to trigger this issue results in the firewall entering into maintenance mode.
- CVE-2025-61976HIGHCVSS 7.5EG 7.52025-12-16
CHOCO TEI WATCHER mini (IB-MCT001) contains an issue with improper check for unusual or exceptional conditions. If a remote attacker sends a specially crafted request to the Video Download interface, the system may become unresponsive.
- CVE-2025-33201HIGHCVSS 7.5EG 7.52025-12-03
NVIDIA Triton Inference Server contains a vulnerability where an attacker may cause an improper check for unusual or exceptional conditions issue by sending extra large payloads. A successful exploit of this vulnerability may lead to denia…
- CVE-2025-60004HIGHCVSS 7.5EG 7.52025-10-09
An Improper Check for Unusual or Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause a Denial-Of-Service (Do…
- CVE-2025-38566HIGHCVSS 7.5EG 7.52025-08-19
In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix handling of server side tls alerts Scott Mayhew discovered a security exploit in NFS over TLS in tls_alert_recv() due to its assumption it can read data from…
- CVE-2024-52504HIGHCVSS 7.5EG 7.52025-08-12
A vulnerability has been identified in SIPROTEC 4 6MD61 (All versions), SIPROTEC 4 6MD63 (All versions), SIPROTEC 4 6MD66 (All versions), SIPROTEC 4 6MD665 (All versions), SIPROTEC 4 7SA522 (All versions), SIPROTEC 4 7SA6 (All versions < V…
- CVE-2025-52931HIGHCVSS 7.5EG 7.52025-08-11
Mattermost Confluence Plugin version <1.5.0 fails to handle unexpected request body which allows attackers to crash the plugin via constant hit to update channel subscription endpoint with an invalid request body.
- CVE-2025-24224HIGHCVSS 7.5EG 7.52025-07-30
The issue was addressed with improved checks. This issue is fixed in iOS 18.5 and iPadOS 18.5, iPadOS 17.7.9, macOS Sequoia 15.5, macOS Ventura 13.7.7, tvOS 18.5, visionOS 2.5, watchOS 11.5. A remote attacker may be able to cause unexpecte…
- CVE-2025-52981HIGHCVSS 7.5EG 7.52025-07-11
An Improper Check for Unusual or Exceptional Conditions vulnerability in the flow processing daemon (flowd) of Juniper Networks Junos OS on SRX1600, SRX2300, SRX 4000 Series, and SRX5000 Series with SPC3 allows an unauthenticat…
- CVE-2025-0130HIGHCVSS 7.5EG 7.52025-05-14
A missing exception check in Palo Alto Networks PAN-OS® software with the web proxy feature enabled allows an unauthenticated attacker to send a burst of maliciously crafted packets that causes the firewall to become unresponsive and even…
- CVE-2025-30660HIGHCVSS 7.5EG 7.52025-04-09
An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS on MX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS).When…
- CVE-2025-21594HIGHCVSS 7.5EG 7.52025-04-09
An Improper Check for Unusual or Exceptional Conditions vulnerability in the pfe (packet forwarding engine) of Juniper Networks Junos OS on MX Series causes a port within a pool to be blocked leading to Denial of Service (DoS). In a DS-Li…
- CVE-2025-2704HIGHCVSS 7.5EG 7.52025-04-02
OpenVPN version 2.6.1 through 2.6.13 in server mode using TLS-crypt-v2 allows remote attackers to trigger a denial of service by corrupting and replaying network packets in the early handshake phase
- CVE-2025-20637HIGHCVSS 7.5EG 7.52025-02-03
In network HW, there is a possible system hang due to an uncaught exception. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR003990…
- CVE-2024-45650HIGHCVSS 7.5EG 7.52025-01-31
IBM Security Verify Directory 10.0 through 10.0.3 is vulnerable to a denial of service when sending an LDAP extended operation.
- CVE-2024-53916HIGHCVSS 7.5EG 7.52024-11-25
In OpenStack Neutron before 25.0.1, neutron/extensions/tagging.py can use an incorrect ID during policy enforcement. It does not apply the proper policy check for changing network tags. An unprivileged tenant is able to change (add and cle…
- CVE-2024-53432HIGHCVSS 7.5EG 7.52024-11-21
While parsing certain malformed PLY files, PCL version 1.14.1 crashes due to an uncaught std::out_of_range exception in PCLPointCloud2::at. This issue could potentially be exploited to cause a denial-of-service (DoS) attack when processing…
- CVE-2024-47499HIGHCVSS 7.5EG 7.52024-10-11
An Improper Check for Unusual or Exceptional Conditions vulnerability in the routing protocol daemon (RPD) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network based attacker to cause a Denial of Service (Do…
- CVE-2024-9124HIGHCVSS 7.5EG 7.52024-10-08
A denial-of-service vulnerability exists in the Rockwell Automation PowerFlex® 600T. If the device is overloaded with requests, it will become unavailable. The device may require a power cycle to recover it if it does not re-establish a c…
- CVE-2024-8175HIGHCVSS 7.5EG 7.52024-09-25
An unauthenticated remote attacker can causes the CODESYS web server to access invalid memory which results in a DoS.
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