Is CVE-2012-4392 being actively exploited?

CVE-2012-4392 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-4392?

CVE-2012-4392 has a CVSS 2.0 base score of 7.5 (HIGH).

CVE-2012-4392

HIGH · CVSS 7.5EPSS 2.8%EU EUVD

index.php in ownCloud 4.0.7 does not properly validate the oc_token cookie, which allows remote attackers to bypass authentication via a crafted oc_token cookie value.

Key facts

CVSS score: 7.5 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-287
EPSS score: 2.8% (87th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-4332)
Published: September 5, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-4332 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

owncloud / owncloud server

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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