withastro up to 10.0.4 _astro web browser cache containing sensitive information

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in withastro astro up to 10.0.4. This affects the function _astro. Such manipulation leads to use of web browser cache containing sensitive information. This vulnerability is traded as CVE-2026-41322. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in withastro astro up to 10.0.4. It has been rated as problematic. Affected by this issue is the function _astro. The manipulation with an unknown input leads to a use of web browser cache containing sensitive information vulnerability. Using CWE to declare the problem leads to CWE-525. The web application does not use an appropriate caching policy that specifies the extent to which each web page and associated form fields should be cached. Impacted is availability. CVE summarizes:

@astrojs/node allows Astro to deploy your SSR site to Node targets. Prior to 10.0.5, requesting a static js/css resources from _astro path with an incorrect/malformed if-match header returns a 500 error with a one year cache lifetime instead of 412 in some cases. This has the effect that all subsequent requests to that file, regardless of if-match header will be served a 5xx error instead of the file until the cache expires. This vulnerability is fixed in 10.0.5.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-41322 since 04/20/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1592.

Upgrading to version 10.0.5 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-25580). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (GitHub_M): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Use of web browser cache containing sensitive information
CWE: CWE-525 / CWE-524
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: astro 10.0.5

Timelineinfo

04/20/2026 CVE reserved
04/24/2026 +4 days Advisory disclosed
04/24/2026 +0 days VulDB entry created
04/25/2026 +1 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-c57f-mm3j-27q9
Status: Confirmed

CVE: CVE-2026-41322 (🔒)
GCVE (CVE): GCVE-0-2026-41322
GCVE (VulDB): GCVE-100-359504
EUVD: 🔒

Entryinfo

Created: 04/24/2026 20:45
Updated: 04/25/2026 10:24
Changes: 04/24/2026 20:45 (64), 04/25/2026 10:24 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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