Is CVE-2012-1248 being actively exploited?

CVE-2012-1248 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-1248?

CVE-2012-1248 has a CVSS 2.0 base score of 5.1 (MEDIUM).

CVE-2012-1248

MEDIUM · CVSS 5.1EPSS 2.7%EU EUVD

app/config/core.php in baserCMS 1.6.15 and earlier does not properly handle installations in shared-hosting environments, which allows remote attackers to hijack sessions by leveraging administrative access to a different domain.

Key facts

CVSS score: 5.1 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:H/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-264
EPSS score: 2.7% (86th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-1274)
Published: May 15, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-1274 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms
basercms / basercms

References

http://basercms.net/security/1(Vendor Advisory)
http://jvn.jp/en/jp/JVN53465692/index.html(Third Party Advisory)
http://jvndb.jvn.jp/jvndb/JVNDB-2012-000043(Third Party Advisory, VDB Entry)
http://www.securityfocus.com/bid/53543(Third Party Advisory, VDB Entry)
https://exchange.xforce.ibmcloud.com/vulnerabilities/75660(Third Party Advisory, VDB Entry)

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

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