CVE-2021-45807
jpress v4.2.0 is vulnerable to command execution via io.jpress.web.admin._AddonController:...
jpress v4.2.0 is vulnerable to command execution via io.jpress.web.admin._AddonController::doUploadAndInstall.
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
jpress v4.2.0 is vulnerable to command execution via io.jpress.web.admin._AddonController::doUploadAndInstall.
- Record
CVE-2021-45807- 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 - Updated
- 2026-11-02
CVE List No score
jpress v4.2.0 is vulnerable to command execution via io.jpress.web.admin._AddonController::doUploadAndInstall.
- Record
CVE-2021-45807- Updated
- 2026-11-02
EUVDEUVD-2021-32525 No score
jpress v4.2.0 is vulnerable to command execution via io.jpress.web.admin._AddonController::doUploadAndInstall.
- Record
EUVD-2021-32525- Updated
- 2026-11-02
GitHub AdvisoriesGHSA-2522-v35m-2r22
jpress v4.2.0 is vulnerable to command execution via io.jpress.web.admin._AddonController:...
jpress v4.2.0 is vulnerable to command execution via io.jpress.web.admin._AddonController::doUploadAndInstall.
- Record
GHSA-2522-v35m-2r22- 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-77
- Updated
- 2026-11-02
OSV
jpress v4.2.0 is vulnerable to command execution via io.jpress.web.admin._AddonController::doUploadAndInstall.
- Record
CVE-2021-45807- 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 - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-45807 is a critical vulnerability (CVSS 9.8) in Jpress, published January 13, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.19%, the 82nd percentile. No source names a fixed version.