Go/github.com/klauspost/compress CVE-2026-63209: high 7.5, EPSS 0.57%
OOB read in github.com/klauspost/compress/s2
Action: Upgrade github.com/klauspost/compress to 1.18.7 or later.
go get github.com/klauspost/compress@v1.18.7Affected
| introduced | fixed | last affected |
|---|---|---|
| 1.16.0 | 1.18.7 | - |
Fixed versions
| 1.18.7 |
Sources
- osv: GO-2026-5841
- nvd: CVE-2026-63209
- https://github.com/klauspost/compress/security/advisories/GHSA-259r-337f-4rfw
- https://github.com/klauspost/compress/commit/8668e357e776d5152ed62f33c17f21b8690664fa
CVE-2026-63209 · published · modified · JSON