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CVE-2016-10859

24
FAUCET Score

CVE-2016-10859 describes a critical vulnerability in cPanel versions prior to 11.54.0.0, allowing unauthorized password changes through Webmail API commands. This high-severity flaw (CVSS 8.1) can be exploited remotely with low complexity, enabling an attacker with low privileges to compromise user accounts and gain high confidentiality and integrity impact. While no public exploit code or active exploitation has been observed, and community discussion is minimal, the potential for unauthorized access makes this a significant risk.

Impacted Technologies

VendorProductVersion(s)CPE
>= 11.48.0.5, < 11.48.4.8CPE matchmatch criteria
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*
>= 11.50.0.4, < 11.50.3.1CPE matchmatch criteria
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*
>= 11.51.9999.98, < 11.52.0.23CPE matchmatch criteria
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*
>= 11.52.1.0, < 11.52.1.1CPE matchmatch criteria
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.1HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
5.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.04%
Probability of exploitation in next 30 days
EPSS Percentile
60.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0104 is in the 56th percentile among its peer group of 17,844 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

documentation.cpanel.net / display/CL/54+Change+Log
Release NotesVendor Advisory
news.cpanel.com / cpanel-tsr-2015-0006-full-disclosure
Vendor Advisory