CVE-2026-2808GHSA-CPFQ-66P2-336JBIT-CONSUL-2026-2808GO-2026-4690
Consul vulnerable to arbitrary file reads through the vault kubernetes authentication provider
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 1.22.5, 1.18.21, 1.21.11
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
HashiCorp Consul and Consul Enterprise 1.18.20 up to 1.21.10 and 1.22.4 are vulnerable to arbitrary file read when configured with Kubernetes authentication. This vulnerability, CVE-2026-2808, is fixed in Consul 1.18.21, 1.21.11 and 1.22.5.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- HashiCorp Consul
fixed in 1.22.5
- HashiCorp Consul Enterprise
fixed in 1.18.21
- github.com/hashicorp/consulGo
fixed in 1.18.21
- github.com/hashicorp/consulGo
From 1.22.0-rc1 · fixed in 1.22.5
- github.com/hashicorp/consulGo
From 1.19.0 · fixed in 1.21.11
- github.com/hashicorp/consulGo
fixed in 1.22.5