packagist package report

Is aws/aws-sdk-php safe?

3 known vulnerabilities, worst severity HIGH.

cvss
7.5

how bad it is if exploited, out of 10

epss
not scored

chance of exploitation in the next 30 days

xyz score
3.3

CyberXYZ composite, out of 10

fig. 01 — GHSA-27qh-8cxx-2cr5, the advisory selected below

// advisories

GHSA-27qh-8cxx-2cr5

HIGH

This notification is related to the [CloudFront signing utilities](https://github.com/aws/aws-sdk-php/blob/master/src/CloudFront/Signer.php) in the AWS SDK for PHP, which are used to generate Amazon CloudFront signed URLs and signed cookies. A defense-in-depth enhancement has been implemented to improve handling of special characters, such as double quotes and backslashes, in input values.

Affected
>= 3.11.7, <= 3.371.3
Fixed in
3.371.4
Weakness
CWE-20
Published
2026-03-27
Source
github

GHSAreferencereferencereference

// dependencies

0 direct

Sign in for dependency paths and remediation

// ai model usage

Tracked for PyPI packages. HuggingFace models declare Python dependencies, so packagist packages are not covered.

Checked 2026-09-22 at 00:41 UTC. The most recent advisory here was published 2026-03-27. Updated continuously from NVD, GHSA, OSV and CNA feeds.

Think a verdict here is wrong? Tell us — we respond within 2 business days.
Is aws/aws-sdk-php safe? packagist package security report | CyberXYZ