What is CVE-2015-7743?

CVE-2015-7743 is a medium-severity vulnerability in Paessler Prtg Network Monitor, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 6.5/10. Published 2017-01-23.

How severe is CVE-2015-7743?

Medium severity. CVSS v3 base score is 6.5 out of 10.

XXE in Paessler Prtg Network Monitor

CVE-2015-7743

XML external entity vulnerability in PRTG Network Monitor before 16.2.23.3077/3078 allows remote authenticated users to read arbitrary files by creating a new HTTP XML/REST Value sensor that accesses a crafted XML file.

Vulnerability class: XXE (XML External Entity)

Published 2017-01-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.013 (69.9th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 69.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Paessler Prtg Network Monitor

Weakness classification (CWE)

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

References

packetstormsecurity.com/files/137255/Paessler-PRTG-Network-Monitor-14.4.12.3282… (Exploit, VDB Entry, Third Party Advisory)
www.paessler.com/prtg/history/stable (VDB Entry)

Frequently asked questions

What is CVE-2015-7743?: CVE-2015-7743 is a medium-severity vulnerability in Paessler Prtg Network Monitor, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 6.5/10. Published 2017-01-23.
How severe is CVE-2015-7743?: Medium severity. CVSS v3 base score is 6.5 out of 10.