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RustFS: Missing Post Policy Validation leads to Arbitrary Object Write

🗓️ 25 Feb 2026 22:38:40Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 32 Views

RustFS does not validate presigned POST policy, enabling arbitrary uploads, keys, and content types.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-27607
25 Feb 202602:10
–attackerkb
bdu_fstec
BDU FSTEC
RustFS Insufficient Validation Data Compromise
13 Apr 202600:00
–bdu_fstec
circl
Circl
CVE-2026-27607
25 Feb 202603:39
–circl
cnnvd
CNNVD
Rustfs security vulnerabilities
25 Feb 202600:00
–cnnvd
cve
CVE
CVE-2026-27607
25 Feb 202602:10
–cve
cvelist
Cvelist
CVE-2026-27607 RustFS's Missing Post Policy Validation leads to Arbitrary Object Write
25 Feb 202602:10
–cvelist
euvd
EUVD
EUVD-2026-8588
25 Feb 202622:38
–euvd
kitploit
Kitploit
CVE-2026-27607
22 Oct 202618:27
–kitploit
mend
Mend
CVE-2026-27607
25 Feb 202602:10
–mend
nvd
NVD
CVE-2026-27607
25 Feb 202603:16
–nvd
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Vulners
Node
rustfsrustfsRange1.0.0-alpha.56–1.0.0-alpha.82rust

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