Path Traversal in N/a

CVE-2026-36851

Path traversal vulnerability in UnPoller 2.33.0 password field allows arbitrary file read and network exfiltration.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (42.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-36851: held from 0.004 to 0.005.

EPSS over last 30 days · oldest: 0.004 · newest: 0.005 · change: +0.001

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-36851?
CVE-2026-36851 is a high-severity vulnerability in N/a, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-08-26.
How severe is CVE-2026-36851?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2026-36851 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.