Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
The github.com/sylabs/scs-library-client package is vulnerable in versions before 1.3.4 and from 1.4.0 up to 1.4.2. When an authenticated client pulls a container image, the HTTP Authorization header may be sent to an S3 storage provider, which can expose user credentials. Upgrade to version 1.3.4 or 1.4.2.
Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 5.2 | Medium | 3.1 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:N | CNA (GitHub_M) |
- CISA KEV Not listed.
- EPSS 0.0074, the 55th percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.