CVE-2020-25258
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 ASP.NET BinaryFormatter.Deserialize in a manner that allows attackers to transmit and execute bytecode in SOAP messages.
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 ASP.NET BinaryFormatter.Deserialize in a manner that allows attackers to transmit and execute bytecode in SOAP messages.
- Record
CVE-2020-25258- 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 ASP.NET BinaryFormatter.Deserialize in a manner that allows attackers to transmit and execute bytecode in SOAP messages.
- Record
CVE-2020-25258- Updated
- 2026-11-02
EUVDEUVD-2020-17948 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 ASP.NET BinaryFormatter.Deserialize in a manner that allows attackers to transmit and execute bytecode in SOAP messages.
- Record
EUVD-2020-17948- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-g4f7-79gf-m9f6
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 ASP.NET BinaryFormatter.Deserialize in a manner that allows attackers to transmit and execute bytecode in SOAP messages.
- Record
GHSA-g4f7-79gf-m9f6- 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-2020-25258 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 1.52%, the 74th percentile. No source names a fixed version.