CVE-2020-25259
An issue was discovered in Hyland OnBase through 18.0.0.32 and 19.x through 19.8.9.1000. It uses...
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 uses XML deserialization libraries in an unsafe manner.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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 uses XML deserialization libraries in an unsafe manner.
- Record
CVE-2020-25259- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-502
- Updated
- 2026-11-02
CVE List No score
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 uses XML deserialization libraries in an unsafe manner.
- Record
CVE-2020-25259- Updated
- 2026-11-02
EUVDEUVD-2020-17949 No score
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 uses XML deserialization libraries in an unsafe manner.
- Record
EUVD-2020-17949- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xj3g-ffv7-wcpc
An issue was discovered in Hyland OnBase through 18.0.0.32 and 19.x through 19.8.9.1000. It uses...
An issue was discovered in Hyland OnBase through 18.0.0.32 and 19.x through 19.8.9.1000. It uses XML deserialization libraries in an unsafe manner.
- Record
GHSA-xj3g-ffv7-wcpc- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-25259 is a critical vulnerability (CVSS 9.8) in Hyland Onbase, published September 11, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.42%, the 73rd percentile. No source names a fixed version.