How severe is CVE-2016-10805?

CVE-2016-10805 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-10805 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-10805?

CVE-2016-10805 affects Cpanel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-10805?

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

When was CVE-2016-10805 published?

CVE-2016-10805 was published on 2019-08-07 and last updated on 2026-06-17.

CVE-2016-10805

CVE-2016-10805 is a high-severity vulnerability in Cpanel with a CVSS 3.x base score of 8.8. 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-20.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cpanel
Published: 2019-08-07
Last modified: 2026-06-17

Description

cPanel before 57.9999.54 allows demo accounts to execute arbitrary code via ajax_maketext_syntax_util.pl (SEC-109).

Frequently asked questions

What is CVE-2016-10805?: cPanel before 57.9999.54 allows demo accounts to execute arbitrary code via ajax_maketext_syntax_util.pl (SEC-109).
How severe is CVE-2016-10805?: CVE-2016-10805 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-10805 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-10805?: CVE-2016-10805 affects Cpanel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-10805?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-10805 published?: CVE-2016-10805 was published on 2019-08-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*

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