CWE-457— Use of Uninitialized Variable
The code uses a variable that has not been initialized, leading to unpredictable or unintended results.— MITRE CWE catalog
236 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-457page 5 of 5
- CVE-2026-19146MEDIUMCVSS 5.3EG 5.32026-08-06
Uninitialized Use in GPU in Google Chrome on Android prior to 151.0.7922.109 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chrom…
- CVE-2026-19160LOWCVSS 3.1EG 3.12026-08-06
Uninitialized Use in Skia in Google Chrome prior to 151.0.7922.109 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-19161LOWCVSS 3.1EG 3.12026-08-06
Uninitialized Use in Skia in Google Chrome prior to 151.0.7922.109 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-19212MEDIUMCVSS 4.3EG 4.32026-08-07
A vulnerability was determined in WonderTrader up to 0.9.9. This impacts an unknown function of the file src/Includes/WTSTradeDef.hpp of the component TraderATP Cash Trade Conversion. Executing a manipulation of the argument m_offsetType c…
- CVE-2026-20051HIGHCVSS 7.4EG 7.42026-02-25
A vulnerability with the Ethernet VPN (EVPN) Layer 2 ingress packet processing of Cisco Nexus 3600 Platform Switches and Cisco Nexus 9500-R Series Switching Platforms could allow an unauthenticated, adjacent attacker to trigger a Layer 2 t…
- CVE-2026-21690MEDIUMCVSS 6.3EG 6.32026-01-07
iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. Versions prior to 2.3.1.2 have a Type Confusion vulnerability in …
- CVE-2026-22188MEDIUMCVSS 5.5EG 5.52026-01-07
The deploy-stub component in Panda3D versions up to and including 1.10.16 contains a denial of service vulnerability due to unbounded stack allocation. The deploy-stub executable allocates argv_copy and argv_copy2 using alloca() based dire…
- CVE-2026-26824MEDIUMCVSS 6.5EG 6.52026-06-03
libxls through version 1.6.3 contains a use of uninitialized memory vulnerability in the OLE container parser. Memory allocated for the Master Sector Allocation Table (MSAT) in read_MSAT() is not fully initialized before being consumed by …
- CVE-2026-2806CRITICALCVSS 9.1EG 9.12026-02-24
Uninitialized memory in the Graphics: Text component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
- CVE-2026-34608HIGHCVSS 8.2EG 8.22026-04-02
NanoMQ MQTT Broker (NanoMQ) is an all-around Edge Messaging Platform. Prior to version 0.24.10, in NanoMQ's webhook_inproc.c, the hook_work_cb() function processes nng messages by parsing the message body with cJSON_Parse(body). The body i…
- CVE-2026-4147MEDIUMCVSS 4.3EG 6.52026-03-17
An authenticated user with the read role may read limited amounts of uninitialized stack memory via specially-crafted issuances of the filemd5 command.
- CVE-2026-47330LOWCVSS 3.3EG 3.32026-05-28
Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an uninitialized variable in notification handling code. The bug can be triggered by an unprivileged local user and can result in the…
- CVE-2026-47336LOWCVSS 3.3EG 3.32026-05-28
Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/AF_INET6 socket mediation code. The bug can be triggered by an unprivileged local user and could result in incorrect fine-grained …
- CVE-2026-55990MEDIUMCVSS 5.9EG 5.92026-07-22
In NLnet Labs Unbound 1.7.0 up to and including 1.25.1, when the 'dnscrypt:' clause lists more 'dnscrypt-provider-cert:' files than there are matching 'dnscrypt-secret-key:' files, Unbound fills only the matched prefix and leaves the tail …
- CVE-2026-5888MEDIUMCVSS 6.5EG 6.52026-04-08
Uninitialized Use in WebCodecs in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)
- CVE-2026-62986MEDIUMCVSS 4.3EG 4.32026-08-25
OpenEXR is the reference implementation and specification for the EXR image file format, widely used in the motion picture industry. In versions 3.3.0 through 3.3.12 and 3.4.0 through 3.4.13, the PyOpenEXR Python bindings return stale heap…
- CVE-2026-6311HIGHCVSS 8.3EG 8.32026-04-15
Uninitialized Use in Accessibility in Google Chrome on Windows prior to 147.0.7727.101 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security s…
- CVE-2026-64699MEDIUMCVSS 5.5EG 5.52026-07-27
A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to disclose kernel memory.
- CVE-2026-6748CRITICALCVSS 9.8EG 9.82026-04-21
Uninitialized memory in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
- CVE-2026-6751HIGHCVSS 7.3EG 7.32026-04-21
Uninitialized memory in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
- CVE-2026-76919MEDIUMCVSS 5.3EG 5.32026-08-19
ESS protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service
- CVE-2026-78935HIGHEG 8.82026-08-25
Use of uninitialized variable in Mobile in Google Chrome on on iOS prior to 152.0.7977.65 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
- CVE-2026-7924MEDIUMCVSS 6.5EG 6.52026-05-06
Uninitialized Use in Dawn in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-7955MEDIUMCVSS 5.3EG 5.32026-05-06
Uninitialized Use in GPU in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security…
- CVE-2026-7972MEDIUMCVSS 4.3EG 4.32026-05-06
Uninitialized Use in GPU in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
- CVE-2026-7982MEDIUMCVSS 6.5EG 6.52026-05-06
Uninitialized Use in WebCodecs in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)
- CVE-2026-8020MEDIUMCVSS 5.3EG 5.32026-05-06
Uninitialized Use in GPU in Google Chrome on Android prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromi…
- CVE-2026-9754MEDIUMCVSS 6.5EG 6.52026-06-09
An authenticated user with the read role may read limited amounts of uninitialized stack memory via specially-crafted issuances of the filemd5 command
- CVE-2026-9917MEDIUMCVSS 6.5EG 6.52026-05-28
Uninitialized Use in WebGL in Google Chrome on Android prior to 148.0.7778.216 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-9920LOWCVSS 3.1EG 3.12026-05-28
Uninitialized Use in GPU in Google Chrome on Android prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-9921MEDIUMCVSS 4.3EG 4.32026-05-28
Uninitialized Use in WebGL in Google Chrome on Android prior to 148.0.7778.216 allowed a remote attacker to leak cross-origin information via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-9935MEDIUMCVSS 4.3EG 4.32026-05-28
Uninitialized Use in ANGLE in Google Chrome prior to 148.0.7778.216 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-9942MEDIUMCVSS 5.0EG 5.02026-05-28
Uninitialized Use in ANGLE in Google Chrome prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-9944LOWCVSS 3.1EG 3.12026-05-28
Uninitialized Use in ANGLE in Google Chrome prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-9963HIGHCVSS 7.5EG 7.52026-05-28
Uninitialized Use in iOS in Google Chrome on iOS prior to 148.0.7778.216 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium securit…
- CVE-2026-9972HIGHCVSS 8.3EG 8.32026-05-28
Uninitialized Use in Gamepad in Google Chrome on Mac prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: H…
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