VDB
CVE-2026-39819
CVE-2026-39819
PUBLISHED
The "go bug" command writes to two files with predictable names in the system temporary directory (for example, "/tmp"). An attacker with access to the temporary directory can create a symlink in one of these names, causing "go bug" to overwrite the target of the symlink.
EPSS 0.01% · 0.9th percentile
Risk Scores
EPSS Score
0.01%
0.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Go toolchain | cmd/go | 1.26.0-0, 0 |
Timeline
- May 7, 2026 CVE Published
- May 7, 2026 PoC Published
- May 8, 2026 Security Advisory
- May 8, 2026 CVE Updated
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score
- May 25, 2026 EPSS Score