CVE-2026-115591

WordPress Contact Form by Supsystic plugin <= 1.10.5 - Sensitive Data Exposure vulnerability

7.5 High

Insertion of Sensitive Information Into Sent Data vulnerability in Supsystic Contact Form by Supsystic contact-form-by-supsystic allows Retrieve Embedded Sensitive Data.This issue affects Contact Form by Supsystic: from n/a through 1.10.5.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

0.34%Unchanged since Oct 29, 2026

What each source reports

CVE List Score used 7.5

WordPress Contact Form by Supsystic plugin <= 1.10.5 - Sensitive Data Exposure vulnerability

Record: CVE-2026-115591
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-201
Updated: 2026-11-02

EUVDEUVD-2026-112068 7.5

Record: EUVD-2026-112068
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-92cm-w7hh-v85q 7.5

Insertion of Sensitive Information Into Sent Data vulnerability in Supsystic Contact Form by...

Record: GHSA-92cm-w7hh-v85q
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-201
Updated: 2026-11-02

NVD 7.5

Record: CVE-2026-115591
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-201
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-115591 is a high vulnerability (CVSS 7.5) in Supsystic Contact Form By Supsystic, published October 28, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.34%, the 27th percentile. No source names a fixed version.