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CVE-2026-33769 - Vulnerability Analysis

MediumCVSS: 5.3

Last Updated: March 26, 2026

Astro - Path Traversal

Published: March 24, 2026Updated: March 26, 2026PoC AvailableRemote Exploitable

Overview

Astro 2.10.10 to < 5.18.1 contains a path traversal caused by unanchored remotePatterns path enforcement in server-side fetchers, letting attackers fetch paths outside intended allowlisted prefixes, exploit requires crafted requests.

Severity & Score

Severity: Medium

CVSS Score: 5.3

Impact

Attackers can fetch unauthorized paths on allowed hosts, potentially accessing sensitive data or resources outside intended scope.

Mitigation

Update to version 5.18.1 or later.

References

https://github.com/withastro/astro/security/advisories/GHSA-g735-7g2w-hh3f

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-33769
Severity: Medium
CVSS Score: 5.3
Type: path_traversal
Status: confirmed

CWE

CWE-20

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N