Skip to content
Fencer Vulns
high 8.1

CVE-2026-3605 json

Vault KVv2 Metadata and Secret Deletion Policy Bypass Denial-of-Service

published 2026-04-17 6 mo ago modified 2026-10-26 13 d ago also BIT-vault-2026-3605 , EUVD-2026-23346 , GHSA-m2w4-8ggf-rj47 , GO-2026-5487

cvss
8.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 31%
public exploits
0
none known

Summary

An authenticated user with access to a kvv2 path through a policy containing a glob may be able to delete secrets they were not authorized to read or write, resulting in denial-of-service. This vulnerability did not allow a malicious user to delete secrets across namespaces, nor read any secret data. Fxed in Vault Community Edition 2.0.0 and Vault Enterprise 2.0.0, 1.21.5, 1.20.10, and 1.19.16.

Patch / fix

  • bitnami vault 2.0.0
  • HashiCorp Vault 2.0.0
  • HashiCorp Vault Enterprise 1.19.16, 1.20.10, 1.21.5, 2.0.0
  • govulncheck-vulndb openSUSE Leap 16.0 0.0.20260723T184607-160000.1.1
  • openbao openSUSE Tumbleweed 2.5.3-1.1

opensuse advisories openSUSE-SU-2026:21483-1openSUSE-SU-2026:10594-1

  • openbao Alpine 3.24, Alpine 3.23 2.5.4-r0

alpine advisories ALPINE-CVE-2026-3605

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-3605 updated cvss 8.1

Vault: Vault: Denial of Service due to unauthorized secret deletion via policy bypass

  • Red Hat Openshift Data Foundation 4 mcg-cli-rhel9, mcg-rhel8-operator, mcg-rhel9-operator, odf4/mcg-cli-rhel9, odf4/mcg-rhel8-operator, odf4/mcg-rhel9-operator
    affected: workaround, no fix available
  • Red Hat OpenShift Container Platform 4 openshift4/ose-installer-rhel9, openshift4/ose-baremetal-installer-rhel9
    not affected: vulnerable code not present
  • Red Hat Openshift Data Foundation 4 cephcsi-rhel8, cephcsi-rhel9, ocs4/cephcsi-rhel8, odf4/cephcsi-rhel8, odf4/cephcsi-rhel9
    not affected: vulnerable code not in execute path

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
6 mo ago

Exploit prediction

0.38% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
CISA ADP 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
GitHub 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
OSV 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Affected packages

ecosystem package affected fixed in
go github.com/hashicorp/vault
>=0.10.0, <=1.21.4
>=0.10.0
 no fix listed
bitnami vault
>=0.10.0, <2.0.0
2.0.0

Affected products

  • HashiCorp Vault
  • HashiCorp Vault Enterprise
  • Red Hat Red Hat OpenShift Container Platform 4
  • Red Hat Red Hat Openshift Data Foundation 4

Classification

Weakness
  • CWE-288 Authentication Bypass Using an Alternate Path or Channel
  • CWE-639 Authorization Bypass Through User-Controlled Key

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.