How severe is CVE-2016-8901?

CVE-2016-8901 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-8901 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-8901?

CVE-2016-8901 affects B2evolution. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-8901?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2016-8901 published?

CVE-2016-8901 was published on 2019-05-23 and last updated on 2026-06-17.

CVE-2016-8901

CVE-2016-8901 is a critical-severity vulnerability in B2evolution with a CVSS 3.x base score of 9.8. 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-74.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: B2evolution
Published: 2019-05-23
Last modified: 2026-06-17

Description

b2evolution 6.7.6 suffer from an Object Injection vulnerability in /htsrv/call_plugin.php.

Frequently asked questions

What is CVE-2016-8901?: b2evolution 6.7.6 suffer from an Object Injection vulnerability in /htsrv/call_plugin.php.
How severe is CVE-2016-8901?: CVE-2016-8901 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-8901 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-8901?: CVE-2016-8901 affects B2evolution. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-8901?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2016-8901 published?: CVE-2016-8901 was published on 2019-05-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:b2evolution:b2evolution:6.7.6:*:*:*:*:*:*:*

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