CWE-754
Improper Check for Unusual or Exceptional Conditions
Description
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.
Hierarchy (View 1000)
CVEs mapped to this weakness (652)
page 1 of 33| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2023-41993 | Hig | 0.72 | 8.8 | 0.24 | KEV | Sep 21, 2023 | The issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited against versions of iOS before iOS 16.7. | |
| CVE-2025-39682 | Cri | 0.69 | 9.8 | 0.03 | KEV | Sep 5, 2025 | In the Linux kernel, the following vulnerability has been resolved: tls: fix handling of zero-length records on the rx_list Each recvmsg() call must process either - only contiguous DATA records (any number of them) - one non-DATA record If the next record has different… | |
| CVE-2026-4689 | Cri | 0.65 | 10.0 | 0.01 | Mar 24, 2026 | Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||
| CVE-2021-0211 | Cri | 0.65 | 10.0 | 0.01 | Jan 15, 2021 | An improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved Routing Protocol Daemon (RPD) service allows an attacker to send a valid BGP FlowSpec message thereby causing an unexpected change in the route advertisements within the BGP… | ||
| CVE-2019-17195 | Cri | 0.65 | 9.8 | 0.11 | Oct 15, 2019 | Connect2id Nimbus JOSE+JWT before v7.9 can throw various uncaught exceptions while parsing a JWT, which could result in an application crash (potential information disclosure) or a potential authentication bypass. | ||
| CVE-2026-8091 | Cri | 0.64 | 9.8 | 0.01 | May 7, 2026 | Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, Thunderbird 140.10.1, and Firefox ESR 115.35.2. | ||
| CVE-2025-38566 | Cri | 0.64 | 9.8 | 0.01 | Aug 19, 2025 | 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 the msg iterator's kvec.. kTLS… | ||
| CVE-2024-7826 | Cri | 0.64 | 9.8 | 0.00 | Oct 3, 2024 | Improper Check for Unusual or Exceptional Conditions vulnerability in Webroot SecureAnywhere - Web Shield on Windows, ARM, 64 bit, 32 bit (wrURL.Dll modules) allows Functionality Misuse.This issue affects SecureAnywhere - Web Shield: before 2.1.2.3. | ||
| CVE-2023-37303 | Cri | 0.64 | 9.8 | 0.01 | Jun 30, 2023 | An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. In certain situations, an attempt to block a user fails after a temporary browser hang and a DBQueryDisconnectedError error message. | ||
| CVE-2022-20130 | Cri | 0.64 | 9.8 | 0.09 | Jun 15, 2022 | In transportDec_OutOfBandConfig of tpdec_lib.cpp, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product:… | ||
| CVE-2021-33622 | Cri | 0.64 | 9.8 | 0.01 | Jun 15, 2021 | Sylabs Singularity 3.5.x and 3.6.x, and SingularityPRO before 3.5-8, has an Incorrect Check of a Function's Return Value. | ||
| CVE-2020-28037 | Cri | 0.64 | 9.8 | 0.08 | Nov 2, 2020 | is_blog_installed in wp-includes/functions.php in WordPress before 5.5.2 improperly determines whether WordPress is already installed, which might allow an attacker to perform a new installation, leading to remote code execution (as well as a denial of service for the old… | ||
| CVE-2020-8986 | Cri | 0.64 | 9.8 | 0.02 | Mar 24, 2020 | lib/NSSDropbox.php in ZendTo prior to 5.22-2 Beta failed to properly check for equality when validating the session cookie, allowing an attacker to gain administrative access with a large number of requests. | ||
| CVE-2019-19646 | Cri | 0.64 | 9.8 | 0.05 | Dec 9, 2019 | pragma.c in SQLite through 3.30.1 mishandles NOT NULL in an integrity_check PRAGMA command in certain cases of generated columns. | ||
| CVE-2019-15900 | Cri | 0.64 | 9.8 | 0.02 | Oct 18, 2019 | An issue was discovered in slicer69 doas before 6.2 on certain platforms other than OpenBSD. On platforms without strtonum(3), sscanf was used without checking for error cases. Instead, the uninitialized variable errstr was checked and in some cases returned success even if… | ||
| CVE-2019-0036 | Cri | 0.64 | 9.8 | 0.01 | Apr 10, 2019 | When configuring a stateless firewall filter in Junos OS, terms named using the format "internal-n" (e.g. "internal-1", "internal-2", etc.) are silently ignored. No warning is issued during configuration, and the config is committed without error, but the filter criteria will… | ||
| CVE-2024-3393 | Hig | 0.63 | 7.5 | 0.28 | KEV | Dec 27, 2024 | A Denial of Service vulnerability in the DNS Security feature of Palo Alto Networks PAN-OS software allows an unauthenticated attacker to send a malicious packet through the data plane of the firewall that reboots the firewall. Repeated attempts to trigger this condition will… | |
| CVE-2023-41992 | Hig | 0.63 | 7.8 | 0.10 | KEV | Sep 21, 2023 | The issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.7, iOS 16.7 and iPadOS 16.7, macOS Ventura 13.6. A local attacker may be able to elevate their privileges. Apple is aware of a report that this issue may have been actively exploited against… | |
| CVE-2026-30960 | Cri | 0.61 | — | 0.00 | Mar 10, 2026 | rssn is a scientific computing library for Rust, combining a high-performance symbolic computation engine with numerical methods support and physics simulations functionalities. The vulnerability exists in the JIT (Just-In-Time) compilation engine, which is fully exposed via the… | ||
| CVE-2021-3560 | Hig | 0.61 | 7.8 | 0.24 | KEV | Feb 16, 2022 | It was found that polkit could be tricked into bypassing the credential checks for D-Bus requests, elevating the privileges of the requestor to the root user. This flaw could be used by an unprivileged local attacker to, for example, create a new local administrator. The highest… |
- risk 0.72cvss 8.8epss 0.24
The issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited against versions of iOS before iOS 16.7.
- risk 0.69cvss 9.8epss 0.03
In the Linux kernel, the following vulnerability has been resolved: tls: fix handling of zero-length records on the rx_list Each recvmsg() call must process either - only contiguous DATA records (any number of them) - one non-DATA record If the next record has different…
- risk 0.65cvss 10.0epss 0.01
Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
- risk 0.65cvss 10.0epss 0.01
An improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved Routing Protocol Daemon (RPD) service allows an attacker to send a valid BGP FlowSpec message thereby causing an unexpected change in the route advertisements within the BGP…
- risk 0.65cvss 9.8epss 0.11
Connect2id Nimbus JOSE+JWT before v7.9 can throw various uncaught exceptions while parsing a JWT, which could result in an application crash (potential information disclosure) or a potential authentication bypass.
- risk 0.64cvss 9.8epss 0.01
Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, Thunderbird 140.10.1, and Firefox ESR 115.35.2.
- risk 0.64cvss 9.8epss 0.01
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 the msg iterator's kvec.. kTLS…
- risk 0.64cvss 9.8epss 0.00
Improper Check for Unusual or Exceptional Conditions vulnerability in Webroot SecureAnywhere - Web Shield on Windows, ARM, 64 bit, 32 bit (wrURL.Dll modules) allows Functionality Misuse.This issue affects SecureAnywhere - Web Shield: before 2.1.2.3.
- risk 0.64cvss 9.8epss 0.01
An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. In certain situations, an attempt to block a user fails after a temporary browser hang and a DBQueryDisconnectedError error message.
- risk 0.64cvss 9.8epss 0.09
In transportDec_OutOfBandConfig of tpdec_lib.cpp, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product:…
- risk 0.64cvss 9.8epss 0.01
Sylabs Singularity 3.5.x and 3.6.x, and SingularityPRO before 3.5-8, has an Incorrect Check of a Function's Return Value.
- risk 0.64cvss 9.8epss 0.08
is_blog_installed in wp-includes/functions.php in WordPress before 5.5.2 improperly determines whether WordPress is already installed, which might allow an attacker to perform a new installation, leading to remote code execution (as well as a denial of service for the old…
- risk 0.64cvss 9.8epss 0.02
lib/NSSDropbox.php in ZendTo prior to 5.22-2 Beta failed to properly check for equality when validating the session cookie, allowing an attacker to gain administrative access with a large number of requests.
- risk 0.64cvss 9.8epss 0.05
pragma.c in SQLite through 3.30.1 mishandles NOT NULL in an integrity_check PRAGMA command in certain cases of generated columns.
- risk 0.64cvss 9.8epss 0.02
An issue was discovered in slicer69 doas before 6.2 on certain platforms other than OpenBSD. On platforms without strtonum(3), sscanf was used without checking for error cases. Instead, the uninitialized variable errstr was checked and in some cases returned success even if…
- risk 0.64cvss 9.8epss 0.01
When configuring a stateless firewall filter in Junos OS, terms named using the format "internal-n" (e.g. "internal-1", "internal-2", etc.) are silently ignored. No warning is issued during configuration, and the config is committed without error, but the filter criteria will…
- risk 0.63cvss 7.5epss 0.28
A Denial of Service vulnerability in the DNS Security feature of Palo Alto Networks PAN-OS software allows an unauthenticated attacker to send a malicious packet through the data plane of the firewall that reboots the firewall. Repeated attempts to trigger this condition will…
- risk 0.63cvss 7.8epss 0.10
The issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.7, iOS 16.7 and iPadOS 16.7, macOS Ventura 13.6. A local attacker may be able to elevate their privileges. Apple is aware of a report that this issue may have been actively exploited against…
- risk 0.61cvss —epss 0.00
rssn is a scientific computing library for Rust, combining a high-performance symbolic computation engine with numerical methods support and physics simulations functionalities. The vulnerability exists in the JIT (Just-In-Time) compilation engine, which is fully exposed via the…
- risk 0.61cvss 7.8epss 0.24
It was found that polkit could be tricked into bypassing the credential checks for D-Bus requests, elevating the privileges of the requestor to the root user. This flaw could be used by an unprivileged local attacker to, for example, create a new local administrator. The highest…