Deserialization in Hyland Onbase

CVE-2020-25260

An issue was discovered in Hyland OnBase 16.0.2.83 and below, 17.0.2.109 and below, 18.0.0.37 and below, 19.8.16.1000 and below and 20.3.10.1000 and below. It allows remote attackers to execute arbitrary code because of unsafe JSON deserialization.

Vulnerability class: Insecure Deserialization

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.027 (85.3th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.3% 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-2020-25260: held from 0.027 to 0.027.

EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-25260?
CVE-2020-25260 is a critical-severity vulnerability in Hyland Onbase, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2020-09-11.
How severe is CVE-2020-25260?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-25260 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.