CVE-2021-30638

mediumpriority · track · 32OT risk · elevatedEPSS 0.066 · 94 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

6.56% (94th) EPSS

CVSS 5 · medium

Is it mine?

6 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

Information Exposure vulnerability in context asset handling of Apache Tapestry allows an attacker to download files inside WEB-INF if using a specially-constructed URL. This was caused by an incomplete fix for CVE-2020-13953. This issue affects Apache Tapestry Apache Tapestry 5.4.0 version to Apache Tapestry 5.6.3; Apache Tapestry 5.7.0 version and Apache Tapestry 5.7.1.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · OSV

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-863USprimaryCWE-200USCWE-200USCWE-863US

affected products (6)

Products and version ranges known to be affected.

Apache Software Foundation Apache TapestryApache Tapestry → Apache Tapestry 5.6.4enisa_euvdEU
Apache Software Foundation Apache TapestryApache Tapestry → Apache Tapestry 5.7.2enisa_euvdEU
apache tapestry5.4.0 → 5.6.4nvdUScpe:2.3:a:apache:tapestry:*:*:*:*:*:*:*:*
apache tapestry5.7.0 → 5.7.2nvdUScpe:2.3:a:apache:tapestry:*:*:*:*:*:*:*:*
Maven org.apache.tapestry:tapestry-core5.4.0 → 5.6.4osvUSpkg:maven/org.apache.tapestry/tapestry-core
Maven org.apache.tapestry:tapestry-core5.7.0 → 5.7.2osvUSpkg:maven/org.apache.tapestry/tapestry-core

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-ghm8-mmx7-xvg2Information Exposure in Apache Tapestry2022-03-18ghsa · osvUS
Information Exposure vulnerability in context asset handling of Apache Tapestry allows an attacker to download files inside WEB-INF if using a specially-constructed URL. This was caused by an incomplete fix for CVE-2020-13953. This issue affects Apache Tapestry Apache Tapestry 5.4.0 version to Apache Tapestry 5.6.3; Apache Tapestry 5.7.0 version and Apache Tapestry 5.7.1.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2021-04-27modified 2026-06-17

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+5006 more

references (14)

External citations — patches, advisories, analysis.

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