Linux · 
Amazon Linux · Security advisory · April 27, 2026
Amazon Linux · Security advisory · April 27, 2026ALAS2023-2026-1598: credentials-fetcher security update
ALAS2023-2026-1598, released April 27, 2026, fixes 8 CVEs in credentials-fetcher (version 2.0.1-1.amzn2023.0.3). None of them is reported as exploited. Patch Radar priority: Urgent.
Urgent
CVEs closed
8
1 rated Critical
Exploited
0
None reported
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.0063
50th percentile
Priority of the 8 CVEs
Patch now 0
Urgent 1
High 5
Routine 2
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| credentials-fetcher | amzn 2023 | 2.0.1-1.amzn2023.0.3 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Urgent | CVE-2026-27143 | Missing bound checks can lead to memory corruption in safe Go in cmd/compile | 9.8 | 0.0055 | None reported |
| High | CVE-2026-32283 | Unauthenticated TLS 1.3 KeyUpdate record can cause persistent connection retention and DoS in crypto/tls | 9.1 | 0.0063 | None reported |
| High | CVE-2026-32280 | Unexpected work during chain building in crypto/x509 | 9.1 | 0.0063 | None reported |
| High | CVE-2026-32281 | Inefficient policy validation in crypto/x509 | 9.1 | 0.0036 | None reported |
| High | CVE-2026-32282 | TOCTOU permits root escape on Linux via Root.Chmod in os in internal/syscall/unix | 9.1 | 0.0030 | None reported |
| High | CVE-2026-27144 | Miscompilation allows memory corruption via CONVNOP-wrapped array copy in cmd/compile | 9.0 | 0.0027 | None reported |
| Routine | CVE-2026-32289 | JsBraceDepth Context Tracking Bugs (XSS) in html/template | 6.1 | 0.0030 | None reported |
| Routine | CVE-2026-32288 | Unbounded allocation for old GNU sparse in archive/tar | 5.5 | 0.0030 | None reported |
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