CVE records

Every CVE as the CVE Program publishes it, refreshed every ten minutes, with NVD's analysis, CISA's known-exploited status and a healthcare tag. Subscribers get the CVEs that match their own systems on My program, by email as they are published. Where the data comes from: sources.

Updated under an hour ago ()

What this means for you

This week: 4,065 CVEs published, 327 critical, and 7 newly confirmed exploited. Add your stack to see whether any of them hit you.

Published in the last 7 days
4,065
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Critical, last 7 days
327
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Healthcare-tagged, last 7 days
9
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Known exploited (CISA KEV)
1,756
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Showing CVEs that name the product bytecodealliance:wasmtime. Show all products

41 CVEs, showing 1 to 41
CVESeverityTitlePublished
CVE-2025-62711Low 2.1Wasmtime vulnerable to segfault when using component resources
Assigned by GitHub_M
Oct 24, 2025
CVE-2025-64345Low 1.8Wasmtime provides unsound API access to a WebAssembly shared linear memory
Assigned by GitHub_M
Nov 12, 2025
CVE-2026-24116Medium 4.1Wasmtime segfault or unused out-of-sandbox load with f64.copysign operator on x86-64
Assigned by GitHub_M
Jan 27, 2026
CVE-2026-27195Medium 6.9Wasmtime is vulnerable to panic when dropping a `[Typed]Func::call_async` future
Assigned by GitHub_M
Feb 24, 2026
CVE-2026-27204Medium 6.9Wasmtime WASI implementations are vulnerable to guest-controlled resource exhaustion
Assigned by GitHub_M
Feb 24, 2026
CVE-2026-27572Medium 6.9Wasmtime can panic when adding excessive fields to a `wasi:http/types.fields` instance
Assigned by GitHub_M
Feb 24, 2026
CVE-2026-34941Medium 6.9Wasmtime has a Heap OOB read in component model UTF-16 to latin1+utf16 string transcoding
Assigned by GitHub_M
Apr 9, 2026
CVE-2026-34942Medium 5.9Wasmtime panics when transcoding misaligned utf-16 strings
Assigned by GitHub_M
Apr 9, 2026
CVE-2026-34943Medium 5.6Wasmtime panics when lifting `flags` component value
Assigned by GitHub_M
Apr 9, 2026
CVE-2026-34944Medium 4.1Wasmtime segfault or unused out-of-sandbox load with `f64x2.splat` operator on x86-64
Assigned by GitHub_M
Apr 9, 2026
CVE-2026-34945Low 2.3Wasmtime leaks host data with 64-bit tables and Winch
Assigned by GitHub_M
Apr 9, 2026
CVE-2026-34946Medium 5.9Wasmtime's host panics when Winch compiler executes `table.fill`
Assigned by GitHub_M
Apr 9, 2026
CVE-2026-34971Critical 9.0Wasmtime miscompiled guest heap access enables sandbox escape on aarch64 Cranelift
Assigned by GitHub_M
Apr 9, 2026
CVE-2026-34983Low 1.0Wasmtime has a use-after-free bug after cloning `wasmtime::Linker`
Assigned by GitHub_M
Apr 9, 2026
CVE-2026-34987Critical 9.0Wasmtime with Winch compiler backend on aarch64 may allow a sandbox-escaping memory access
Assigned by GitHub_M
Apr 9, 2026
CVE-2026-34988Low 2.3Wasmtime leaks data between pooling allocator instances
Assigned by GitHub_M
Apr 9, 2026
CVE-2026-35186Medium 6.1Wasmtime has an improperly masked return value from `table.grow` with Winch compiler backend
Assigned by GitHub_M
Apr 9, 2026
CVE-2026-35195Medium 6.1Wasmtime has an out-of-bounds write or crash when transcoding component model strings
Assigned by GitHub_M
Apr 9, 2026
CVE-2026-44216Medium 5.9Wasmtime: Panic when allocating a table exceeding the size of the host's address space
Assigned by GitHub_M
May 14, 2026
CVE-2026-47261High 7.5Wasmtime: WASI path_open(TRUNCATE) bypasses `FilePerms::WRITE` host restriction
Assigned by GitHub_M
Jun 15, 2026
CVE-2026-54786Low 2.3Wasmtime: Leak in WASIp1 `fd_renumber` implementation
Assigned by GitHub_M
Jul 1, 2026
CVE-2026-58494Medium 6.5Wasmtime: WASI hard links bypass wasmtime-wasi's FilePerms for destination
Assigned by GitHub_M
Jul 8, 2026
CVE-2026-104855Low 2.0Wasmtime: Preemption and traps during bulk operations enable breaking internal VM state
Assigned by GitHub_M
Oct 2, 2026
CVE-2026-115379Medium 5.7Wasmtime 47.0.0 before 48.0.4 and 49.0.0 before 49.0.2 GC Heap Corruption via try_call
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115380Medium 4.0Wasmtime before 36.0.17, 37.0.0 before 48.0.4, and 49.0.0 before 49.0.2 Fuel Limit Bypass DoS via WASI Preview 0 poll_oneoff
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115381Medium 4.8Wasmtime before 36.0.17, 37.0.0 before 48.0.4, and 49.0.0 before 49.0.2 Unbounded Host Memory Allocation via SinkOutputStream write-zeroes
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115382Medium 4.8Wasmtime 46.0.0 before 48.0.4 and 49.0.0 before 49.0.2 wasi:http Zero Timeout Panic DoS
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115383Medium 4.8Wasmtime 47.0.0 before 48.0.4 and 49.0.0 before 49.0.2 GC Heap Corruption via Tag Imports
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115384Critical 9.9Wasmtime 39.0.0 before 48.0.4 and 49.0.0 before 49.0.2 Stack Buffer Overflow
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115385Medium 6.2Wasmtime 46.0.0 before 48.0.4 and 49.0.0 before 49.0.2 Host Panic via WASIp3 Timestamps
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115386Low 2.6Wasmtime before 36.0.17, 37.0.0 before 48.0.4, and 49.0.0 before 49.0.2 Memory Disclosure via fd_readdir
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115387Medium 6.2Wasmtime before 36.0.16, 37.0.0 before 48.0.3, and 49.0.0 before 49.0.1 Host Panic via WASI Filesystem Timestamp Overflow
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115388Medium 6.2Wasmtime before 36.0.16, 37.0.0 before 48.0.3, and 49.0.0 before 49.0.1 Memory Exhaustion DoS via wasmtime-wasi-http Outgoing Body Write
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115389Low 2.3Wasmtime before 36.0.16, 37.0.0 before 48.0.3, and 49.0.0 before 49.0.1 Denial of Service via Val API
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115390Medium 5.7Wasmtime 47.0.0 before 48.0.3 and 49.0.0 before 49.0.1 Fuel Accounting Bypass DoS
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115391Medium 5.8Wasmtime 46.0.0 before 46.0.3 and 47.0.0 before 47.0.4 Unbounded Heap Allocation via WASIp3 Streams
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115392High 7.9Wasmtime before 24.0.13, 25.0.0 before 36.0.14, 37.0.0 before 46.0.3, and 47.0.0 before 47.0.4 Sandbox Escape via Trailing Slashes
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115393Low 3.8Wasmtime before 24.0.12, 25.0.0 before 36.0.13, 37.0.0 before 46.0.2, and 47.0.0 before 47.0.3 Cross-Engine Type Confusion
Assigned by VulnCheck
Oct 22, 2026
CVE-2026-115889Critical 9.9Wasmtime: Bit-packing in Cranelift compiler causes silent overflow and miscompilation
Assigned by GitHub_M
Oct 23, 2026
CVE-2026-115892Medium 5.7Wasmtime: Panic lowering a host-created component model stream into a guest that expects a different payload type
Assigned by GitHub_M
Oct 23, 2026
CVE-2026-115893Critical 9.9Wasmtime: Cranelift backend on aarch64 can jump to incorrect target on large Wasm `br_table` instruction
Assigned by GitHub_M
Oct 23, 2026

CVSS is the assigning CNA's score where it gives one, otherwise NVD's. The healthcare tag is a documented heuristic (a list of clinical and health IT vendors, and clinical terms in the description), not a classification. The CVE record is authoritative.

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