Vulnerability · Published Aug 19, 2026 · Assigned by ibm
CVE-2026-14978Unicode normalization mismatch in go-slug ignore pattern matching may bypass intended file exclusions
Medium 5.5
In plain English
A medium-severity security flaw in go-slug from HashiCorp. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 4% of all known vulnerabilities).
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.1%top 96.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
HashiCorp go-slug 0.4.0 through 0.18.2 could allow a local attacker to bypass .terraformignore exclusions and cause sensitive files to be included in Terraform slug uploads due to improper handling of Unicode normalization during path matching.
Affected products (as reported)
Weakness: CWE-176 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
References
- https://www.ibm.com/support/pages/node/7284170 vendor-advisory, patch