How severe is CVE-2013-4881?

CVE-2013-4881 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2013-4881 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4881?

CVE-2013-4881 primarily affects Bigtreecms Bigtree Cms. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4881?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-4881 published?

CVE-2013-4881 was published on 2013-08-19 and last updated on 2026-06-16.

CVE-2013-4881

CVE-2013-4881 is a medium-severity vulnerability in Bigtreecms Bigtree Cms with a CVSS 2.0 base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-352.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Bigtreecms Bigtree Cms
Published: 2013-08-19
Last modified: 2026-06-16

Description

Cross-site request forgery (CSRF) vulnerability in core/admin/modules/users/create.php in BigTree CMS 4.0 RC2 and earlier allows remote attackers to hijack the authentication of administrators for requests that create an administrative user via an add user action to index.php.

Frequently asked questions

What is CVE-2013-4881?: Cross-site request forgery (CSRF) vulnerability in core/admin/modules/users/create.php in BigTree CMS 4.0 RC2 and earlier allows remote attackers to hijack the authentication of administrators for requests that create an administrative user via an add user action to index.php.
How severe is CVE-2013-4881?: CVE-2013-4881 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2013-4881 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4881?: CVE-2013-4881 primarily affects Bigtreecms Bigtree Cms. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4881?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-4881 published?: CVE-2013-4881 was published on 2013-08-19 and last updated on 2026-06-16.

References

Affected products (9)

cpe:2.3:a:bigtreecms:bigtree_cms:*:rc2:*:*:*:*:*:*
cpe:2.3:a:bigtreecms:bigtree_cms:4.0:b1:*:*:*:*:*:*
cpe:2.3:a:bigtreecms:bigtree_cms:4.0:b2:*:*:*:*:*:*
cpe:2.3:a:bigtreecms:bigtree_cms:4.0:b3:*:*:*:*:*:*
cpe:2.3:a:bigtreecms:bigtree_cms:4.0:b4:*:*:*:*:*:*
cpe:2.3:a:bigtreecms:bigtree_cms:4.0:b5:*:*:*:*:*:*
cpe:2.3:a:bigtreecms:bigtree_cms:4.0:b6:*:*:*:*:*:*
cpe:2.3:a:bigtreecms:bigtree_cms:4.0:b7:*:*:*:*:*:*
cpe:2.3:a:bigtreecms:bigtree_cms:4.0:rc1:*:*:*:*:*:*

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