CVE-2025-4639 Improper Restriction of XML External Entity Reference in Peergos
An attacker can exploit an XML External Entity vulnerability in the WebDav servlet to read sensitive files or cause denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-4639?
CVE-2025-4639 is a high-severity vulnerability in Peergos, published on 14 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-611
Which versions are affected by CVE-2025-4639?
How do I fix CVE-2025-4639?
No fix has been published for CVE-2025-4639 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-4639 being exploited?
There is no known exploitation of CVE-2025-4639 in the wild and no public exploit code.
Sources
Also known as GHSA-7jmx-9c9v-p8w8.