CVE-2021-43142

CRITICALNVD 9.89.8—

9.8

An XML External Entity (XXE) vulnerability exists in wuta jox 1.16 in the readObject method in JOXSAXBeanInput.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 54.7%
KEV: Not listed

Published

March 30, 2022

Last Modified

November 21, 2024

References (2)

cve@mitrehttps://novysodope.github.io/2021/10/29/64/
af854a3a-2127-422b-91ae-364da2661108https://novysodope.github.io/2021/10/29/64/

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
maven	com.wutka:jox	—	ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)

Maven(1)

Package	Vulnerable range	Fixed in	Dependents
com.wutka:jox	1.16	—	—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-611Improper Restriction of XML External Entity Reference (XXE)

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 00:45 UTCEG score recompute
2026-05-26 00:45 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2021-43142?

CVE-2021-43142 is a critical vulnerability published on March 30, 2022. An XML External Entity (XXE) vulnerability exists in wuta jox 1.16 in the readObject method in JOXSAXBeanInput.

When was CVE-2021-43142 disclosed?

CVE-2021-43142 was first published in the National Vulnerability Database on March 30, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-43142 actively exploited?

CVE-2021-43142 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 54.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-43142?

CVE-2021-43142 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2021-43142?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-43142, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2021-43142

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CVE-2021-43142

📅 Published

🔄 Last Modified

🔗 References (2)