CVE-2025-4639

HIGHNVD 8.8

8.8

CWE-611 Improper Restriction of XML External Entity Reference in the getDocumentBuilder() method of WebDav servlet in Peergos. This issue affects Peergos through version 1.1.0.

CVSS v3: 8.8
EG Score: 0.0(none)
EPSS: 45.2%
KEV: Not listed

Published

May 14, 2025

Last Modified

April 15, 2026

References (1)

cve_disclosure@techhttps://github.com/Peergos/Peergos/pull/1267

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.

2026-06-04 13:12 UTCepss_batch
2026-06-04 13:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
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2026-05-31 22:30 UTCepss_batch
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2026-05-31 00:16 UTCepss_batch
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2026-05-29 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
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2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-4639?

CVE-2025-4639 is a high vulnerability published on May 14, 2025. CWE-611 Improper Restriction of XML External Entity Reference in the getDocumentBuilder() method of WebDav servlet in Peergos. This issue affects Peergos through version 1.1.0.

When was CVE-2025-4639 disclosed?

CVE-2025-4639 was first published in the National Vulnerability Database on May 14, 2025, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-4639 actively exploited?

CVE-2025-4639 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 45.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-4639?

CVE-2025-4639 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 0.0.

How do I remediate CVE-2025-4639?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-4639, 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

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CVE-2025-4639

📅 Published

🔄 Last Modified

🔗 References (1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-4639?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (1)

Frequently asked(5)

Related CVEs(same CWE)