CVE-2026-4660: HashiCorp Tooling · Information Exposure
Affects HashiCorp ToolingSource CVE Database V5
Not known to be exploited · CVSS 7.5 High : upgrade to 1.8.6 soon.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 47% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 1.8.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 9 Apr 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: evidence found.
Public exploit code: GitHub proofs of concept
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), GitHub proofs of concept, the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Upgrade HashiCorp Tooling to 1.8.6.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| HashiCorpTooling | Affected
| Fixed in
|
GitHubToolingpkg:github/ToolingOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
A fix is available in go-getter version 1.8.6. Users should upgrade to version 1.8.6 or later to remediate this vulnerability. The go-getter/v2 branch is not affected and does not require action. Refer to the Red Hat advisories for additional guidance and updates.
Description
HashiCorp’s go-getter library up to v1.8.5 may allow arbitrary file reads on the file system during certain git operations through a maliciously crafted URL. This vulnerability, CVE-2026-4660, is fixed in go-getter v1.8.6. This vulnerability does not affect the go-getter/v2 branch and package.
References
- discuss.hashicorp.com/t/hcsec-2026-04-go-getter-may-allow-to-arbitrary-filesystem-reads-through-git-operations/77311 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-4660 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2456909 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4660.json (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:24478 (opens in a new tab)