CVE-2025-4639 | BDVDB-2026-278697 Detail

PeergosPeergos

Description#

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.

Impact#

CAPEC-221 Data Serialization External Entities Blowup

Weaknesses#

CWE-611 Improper Restriction of XML External Entity Reference

References#

https://github.com/Peergos/Peergos/pull/1267

Exploit#

No public exploit known

History#

Version 12025-05-14Record published in the CVE List.

Published

Published: 2025-05-14
Last modified: 2025-05-14

Vendor information

Vendor: Peergos
Product: Peergos

All Peergos vulnerabilities

Score

8.8 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 37.5.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

XML External Entity

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
1.1.0
Fixed
Not stated

Scoring System

CVSS v4.0

8.8 High

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:L/SC:L/SI:N/SA:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Attack Requirements	None
Privileges Required	None
User Interaction	None
Vulnerable System Confidentiality	High
Vulnerable System Integrity	None
Vulnerable System Availability	Low
Subsequent System Confidentiality	Low
Subsequent System Integrity	None
Subsequent System Availability	None

CVSS v3.1

Not available

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).