Vulnerability · Published Aug 4, 2026 · Assigned by lenovo
CVE-2026-16791Predictable Temporary File Symlink Vulnerability in Lenovo XClarity Essentials OneCLI
Low 3.9
In plain English
A low-severity security flaw in XClarity Essentials OneCLI from Lenovo. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 2% of all known vulnerabilities).
Severity (CVSS 3.1)3.9Low
Exploit odds (30 days)0.1%top 97.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A temporary file creation vulnerability in the Linux version of Lenovo XClarity Essentials OneCLI 5.5.0 and below could allow a local low-privileged attacker to overwrite or truncate arbitrary local files with program-generated data when OneCLI is executed with elevated privileges.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Lenovo | XClarity Essentials OneCLI | 0 – before 5.6 |
Weakness: CWE-377 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L
References
- https://support.lenovo.com/us/en/solutions/ht116433 patch, release-notes, product