How many CVEs does withastro have?

withastro has 35 published CVE records since 2024, including 32 in the last two years.

How many withastro CVEs are in CISA KEV?

None of withastro's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Which withastro products have the most CVEs?

The withastro products with the most published CVEs are astro, @astrojs/cloudflare.

What are the most common weakness types in withastro CVEs?

withastro's CVEs most often map to these CWE weakness types: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')), CWE-918 (Server-Side Request Forgery (SSRF)), CWE-601 (URL Redirection to Untrusted Site ('Open Redirect')), CWE-20 (Improper Input Validation).

Are there public exploits for withastro vulnerabilities?

Yes — 29 of withastro's CVEs have a known public exploit.

How many critical withastro vulnerabilities are there?

withastro has 1 critical and 10 high-severity CVEs.

What is the average severity of withastro CVEs?

The average CVSS base score across withastro's scored CVEs is 5.9.

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35 CVEs

withastro Vulnerabilities

Name: withastro vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for withastro.

35

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

29

Public exploits

PoC or exploit code

5.9

Avg CVSS

2024–2026

Overview

withastro has 35 published CVE records since 2024, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 29 have a known public exploit. The average CVSS base score across scored CVEs is 5.9.

This page aggregates every publicly disclosed vulnerability (CVE) affecting withastro products, with severity breakdowns, the most-affected products, the most common weakness types, and the latest disclosures.

Security scorecard

A quick read on withastro's vulnerability posture, as a share of its 35 published CVEs.

Average CVSS: 5.9
Critical / high: 31%
Actively exploited (KEV): 0%
Public exploit available: 83%
Patch available: 100%

Severity and exploitation

How the CVSS severity of withastro's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical1

High10

Medium18

Low6

In CISA’s Known Exploited Vulnerabilities catalog

0

None of withastro's CVEs are currently listed in CISA's KEV catalog.

Public exploits

29

29 of withastro's CVEs have a known public exploit available.

Most affected products

The withastro products with the most published CVEs. Follow any product to browse its versions and vulnerabilities.

Common weakness types

The CWE weakness categories most often found in withastro CVEs. Follow any weakness for its full explanation.

CNAs that assign these CVEs

The CVE Numbering Authorities that publish withastro CVE records.

GitHub_M35 CVEs

Disclosure activity by year

How many withastro CVEs were published each year.

2024

3

2025

13

2026

19

Latest withastro CVEs

The most recently disclosed vulnerabilities affecting withastro.

@astrojs/node: Backslash-prefixed paths not recognized as internal by trailing-slash redirect
CWE-601
Low · CVSS 2.1
EPSS 0.4%2026-07-27
@astrojs/rss: XML Injection via Unescaped RSS Feed Fields
CWE-91
Medium · CVSS 4.3
EPSS 0.3%2026-07-27
Astro: Cross-site scripting via unescaped transition:* directive values on hydrated islands
CWE-79
Low · CVSS 2.1
EPSS 0.3%2026-07-27
Astro: XSS via unescaped spread attribute names in renderHTMLElement (incomplete fix for CVE-2026-54298)
CWE-79
Medium · CVSS 5.1
EPSS 0.3%2026-07-27
Astro 6.4.7 Authorization Bypass via Decode Iteration Limit and Rewrite Path Canonicalization Mismatch
CWE-647
High · CVSS 8.2
EPSS 0.3%2026-07-08
Astro: Host-header full-read SSRF in core prerendered error-page fetch (prerenderedErrorPageFetch default + unvalidated createRequestFromNodeRequest URL)
CWE-20
High · CVSS 7.5
EPSS 0.3%2026-06-22
Astro: XSS via Unescaped Attribute Names in Spread Props
CWE-79
Medium · CVSS 6.1
EPSS 0.2%2026-06-22
Astro: Reflected XSS via unescaped slot name
CWE-80
High · CVSS 7.1
EPSS 0.3%2026-06-22
@astrojs/netlify broadens Astro image.remotePatterns in Netlify Image CDN config
CWE-918
Medium · CVSS 5.3
EPSS 0.3%2026-06-22
Astro: Server island encrypted parameters vulnerable to cross-component replay
CWE-323
Low · CVSS 2.9
EPSS 0.1%2026-05-13
@astrojs/node: Cache Poisoning due to incorrect error handling when if-match header is malformed
CWE-525
Medium · CVSS 5.5
EPSS 0.2%2026-04-24
@astrojs/cloudflare: SSRF via redirect following in Cloudflare image-binding-transform endpoint
CWE-918
Low · CVSS 2.2
EPSS 0.2%2026-04-24

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Frequently asked questions

Common questions about withastro vulnerabilities.

How many CVEs does withastro have?: withastro has 35 published CVE records since 2024, including 32 in the last two years.
How many withastro CVEs are in CISA KEV?: None of withastro's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Which withastro products have the most CVEs?: The withastro products with the most published CVEs are astro, @astrojs/cloudflare.
What are the most common weakness types in withastro CVEs?: withastro's CVEs most often map to these CWE weakness types: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')), CWE-918 (Server-Side Request Forgery (SSRF)), CWE-601 (URL Redirection to Untrusted Site ('Open Redirect')), CWE-20 (Improper Input Validation).
Are there public exploits for withastro vulnerabilities?: Yes — 29 of withastro's CVEs have a known public exploit.
How many critical withastro vulnerabilities are there?: withastro has 1 critical and 10 high-severity CVEs.
What is the average severity of withastro CVEs?: The average CVSS base score across withastro's scored CVEs is 5.9.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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