CVE-2026-22042 is a high-severity vulnerability affecting RustFS versions prior to 1.0.0-alpha.79. It allows a principal with only export IAM permissions to perform import operations via the ImportIam admin API due to incorrect permission validation. This flaw can lead to unauthorized IAM modifications, including creating or updating users, groups, policies, and service accounts, resulting in privilege escalation. With a CVSS score of 8.8, this vulnerability is network-exploitable with low privileges and no user interaction, posing a significant risk of high confidentiality, integrity, and availability impact. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.0.0CPE matchmatch criteria | cpe:2.3:a:rustfs:rustfs:1.0.0:alpha1:*:*:*:rust:*:* | ||
1.0.0CPE matchmatch criteria | cpe:2.3:a:rustfs:rustfs:1.0.0:alpha10:*:*:*:rust:*:* | ||
1.0.0CPE matchmatch criteria | cpe:2.3:a:rustfs:rustfs:1.0.0:alpha11:*:*:*:rust:*:* | ||
1.0.0CPE matchmatch criteria | cpe:2.3:a:rustfs:rustfs:1.0.0:alpha12:*:*:*:rust:*:* | ||
1.0.0CPE matchmatch criteria | cpe:2.3:a:rustfs:rustfs:1.0.0:alpha13:*:*:*:rust:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.