CVE-2013-3656
Cybozu Office 9.1.0 and earlier does not properly manage sessions, which allows remote attackers...
Cybozu Office 9.1.0 and earlier does not properly manage sessions, which allows remote attackers to bypass authentication by leveraging knowledge of a login URL.
Exploit likelihood
What each source reports
NVD Score used
Cybozu Office 9.1.0 and earlier does not properly manage sessions, which allows remote attackers to bypass authentication by leveraging knowledge of a login URL.
- Record
CVE-2013-3656- CVSS 2.0
- 5.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:N - Weakness
- CWE-287
- Updated
- 2026-11-02
CVE List No score
Cybozu Office 9.1.0 and earlier does not properly manage sessions, which allows remote attackers to bypass authentication by leveraging knowledge of a login URL.
- Record
CVE-2013-3656- Updated
- 2026-11-02
EUVDEUVD-2013-3589 No score
Cybozu Office 9.1.0 and earlier does not properly manage sessions, which allows remote attackers to bypass authentication by leveraging knowledge of a login URL.
- Record
EUVD-2013-3589- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3h8r-6x68-6v9m No score
Cybozu Office 9.1.0 and earlier does not properly manage sessions, which allows remote attackers...
Cybozu Office 9.1.0 and earlier does not properly manage sessions, which allows remote attackers to bypass authentication by leveraging knowledge of a login URL.
- Record
GHSA-3h8r-6x68-6v9m- Weakness
- CWE-287
- 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-2013-3656 is a medium vulnerability (CVSS 5.8) in Cybozu Office, published July 18, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.97%, the 80th percentile. No source names a fixed version.