Apache OpenOffice supports the storage of passwords for web connections in the user's configuration database. The stored passwords are encrypted with a single master key provided by the user. A flaw in OpenOffice existed where the required initialization vector for encryption was always the same which weakens the security of the encryption making them vulnerable if an attacker has access to the user's configuration data. This issue affects: Apache OpenOffice versions prior to 4.1.13. Reference: CVE-2022-26306 - LibreOffice
Conclusion & alert: CVE-2022-37400 is rated Moderate Risk (46.7/100): CVSS High severity, with low exploitation likelihood (EPSS 0.14%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-03-09 | 0.18% | 0.14% | -0.04% |
| 2 | 2025-11-21 | 0.44% | 0.18% | -0.27% |
| 3 | 2025-11-18 | — | 0.44% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.8 | 3.1 | HIGH |
|
2.8 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| apache | openoffice | < 4.1.13 | cpe:2.3:a:apache:openoffice:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.openwall.com/lists/oss-security/2022/08/13/1 | Mailing List Third Party Advisory |
| https://www.openoffice.org/security/cves/CVE-2022-37400.html | Patch Product |