CVE-2026-118688
7.9 HIGHpublic exploit availablePublished 2026-10-28 · Updated 2026-10-28
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD description
wasmtime-wasi in Wasmtime before 36.0.18, 37.0.0 before 48.0.6, and 49.0.0 before 49.0.3 re-appends a trailing slash to rename source paths, causing renameat on macOS and FreeBSD hosts to follow directory symlinks. A guest with sandbox write access can rename a relative symlink such as "up/" to move host directories into its sandbox and read or write them.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L
Weaknesses
CWE-61
Public exploit & PoC references
All references
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
Related CVEs
- MEDIUMCVE-2026-102740PoC
- UNSCOREDCVE-2026-103435PoC
- LOWCVE-2026-105712PoC
- MEDIUMCVE-2026-106507PoC
- MEDIUMCVE-2026-106566PoC
- MEDIUMCVE-2026-107174
- HIGHCVE-2026-107810PoC
- LOWCVE-2026-108981PoC
Related by shared AI tags and CWE weakness class. Browse the full archive.