ALAS2023-2026-1572: amazon-cloudwatch-agent security update

ALAS2023-2026-1572, released April 13, 2026, fixes 4 CVEs in amazon-cloudwatch-agent (version 1.300064.2-1.amzn2023). None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

9.1

Base score, 0 to 10

Highest EPSS

0.0162

76th percentile

Priority of the 4 CVEs

Patch now 0
                                Urgent 0
                                High 3
                                Routine 1

Fixed package versions

Product	Release	Fixed in
amazon-cloudwatch-agent	amzn 2023	1.300064.2-1.amzn2023

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2026-33186	gRPC-Go has an authorization bypass via missing leading slash in :path	9.1	0.0162	None reported
High	CVE-2026-25679	Incorrect parsing of IPv6 host literals in net/url	9.1	0.0083	None reported
High	CVE-2026-27142	URLs in meta content attribute actions are not escaped in html/template	7.5	0.0037	None reported
Routine	CVE-2026-27139	FileInfo can escape from a Root in os	2.5	0.0022	None reported

Also fixes CVE-2026-33186

OPENSUSE-SU-2026:21483-1
govulncheck-vulndb on opensuse-leap 16.0
SUSE-SU-2026:1205-1
govulncheck-vulndb on opensuse-leap 15.6
SUSE-SU-2026:22558-1
google-osconfig-agent on sles 16.0
OPENSUSE-SU-2026:21210-1
google-osconfig-agent on opensuse-leap 16.0
OPENSUSE-SU-2026:21205-1
docker-stable on opensuse-leap 16.0
OPENSUSE-SU-2026:21824-1
containerized-data-importer1.65 on opensuse-leap 16.0
RHSA-2026:41019
flightctl on RHEL 10
SUSE-SU-2026:4212-1
distribution on sles 15.6, sles 15.7

Vendor advisory

https://alas.aws.amazon.com/AL2023/ALAS-2026-1572.html

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