High severity8.2NVD Advisory· Published Jul 8, 2026· Updated Jul 9, 2026
CVE-2026-59731
CVE-2026-59731
Description
Astro is a web framework for content-driven websites. Version 6.4.7 performs authorization decisions on a partially decoded pathname after reaching the iterative URL decoder limit, while later rewrite route matching performs an additional decodeURI() operation and can resolve the request to a protected route. This issue is fixed in version 6.4.8.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
astronpm | >= 6.4.7, < 6.4.8 | 6.4.8 |
Affected products
1Patches
Vulnerability mechanics
References
6- github.com/advisories/GHSA-vj59-8hwv-xxmvghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-59731ghsaADVISORY
- github.com/withastro/astro/commit/27c80ea92248993e5fce94b2c26d87d611ab6785nvdWEB
- github.com/withastro/astro/pull/17109nvdWEB
- github.com/withastro/astro/releases/tag/[email protected]nvdWEB
- github.com/withastro/astro/security/advisories/GHSA-vj59-8hwv-xxmvnvdWEB
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