CVE-2021-35218
Chart Endpoint Deserialization of Untrusted Data Remote Code Execution Vulnerability
Deserialization of Untrusted Data in the Web Console Chart Endpoint can lead to remote code execution. An unauthorized attacker who has network access to the Orion Patch Manager Web Console could potentially exploit this and compromise the server
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Chart Endpoint Deserialization of Untrusted Data Remote Code Execution Vulnerability
Deserialization of Untrusted Data in the Web Console Chart Endpoint can lead to remote code execution. An unauthorized attacker who has network access to the Orion Patch Manager Web Console could potentially exploit this and compromise the server
- Record
CVE-2021-35218- CVSS 3.1
- 8.9 High
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L - Weakness
- CWE-502
- Updated
- 2026-11-02
EUVDEUVD-2021-21861
Deserialization of Untrusted Data in the Web Console Chart Endpoint can lead to remote code execution. An unauthorized attacker who has network access to the Orion Patch Manager Web Console could potentially exploit this and compromise the server
- Record
EUVD-2021-21861- CVSS 3.1
- 8.9 High
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8j3p-xj5v-7gpf No score
Deserialization of Untrusted Data in the Web Console Chart Endpoint can lead to remote code...
Deserialization of Untrusted Data in the Web Console Chart Endpoint can lead to remote code execution. An unauthorized attacker who has network access to the Orion Patch Manager Web Console could potentially exploit this and compromise the server
- Record
GHSA-8j3p-xj5v-7gpf- Weakness
- CWE-502
- Updated
- 2026-11-02
NVD
Deserialization of Untrusted Data in the Web Console Chart Endpoint can lead to remote code execution. An unauthorized attacker who has network access to the Orion Patch Manager Web Console could potentially exploit this and compromise the server
- Record
CVE-2021-35218- CVSS 3.1
- 8.9 High
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L - CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - 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-2021-35218 is a high vulnerability (CVSS 8.9) in Solarwinds Patch Manager, published September 1, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 76.4%, the 99th percentile. No source names a fixed version.