The vulnerability of the PutObjectAcl() function in the distributed file system SeaweedFS allows a hacker to bypass existing security mechanisms and gain access to write and delete arbitrary files.
🗓️ 31 Aug 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 7 Views
| Reporter | Title | Published | Views | Family All 8 |
|---|---|---|---|---|
 | CVE-2026-77611 | 26 Aug 202621:31 | – | cve |
 | CVE-2026-77611 SeaweedFS: Authenticated S3 object-scope bypass in PutObjectAcl allows overwriting a different object with the same basename | 26 Aug 202621:31 | – | cvelist |
 | EUVD-2026-66770 | 26 Aug 202621:31 | – | euvd |
 | CVE-2026-77611 | 26 Aug 202622:16 | – | nvd |
 | BIT-SEAWEEDFS-2026-77611 SeaweedFS: Authenticated S3 object-scope bypass in PutObjectAcl allows overwriting a different object with the same basename | 2 Sep 202614:51 | – | osv |
| MINI-RHV5-HF6X-Q63X | 2 Sep 202621:17 | – | osv |
 | PT-2026-82326 | 21 Aug 202600:00 | – | ptsecurity |
 | CVE-2026-77611 SeaweedFS: Authenticated S3 object-scope bypass in PutObjectAcl allows overwriting a different object with the same basename | 26 Aug 202621:31 | – | vulnrichment |
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31 Aug 2026 00:00Current
6Medium risk
Vulners AI Score6
CVSS 37.1
CVSS 27.5
EPSS0.00221