CVE-2025-31378

WordPress Oppso Unit Converter plugin <= 1.1.1 - Reflected Cross Site Scripting (XSS) vulnerability

7.1 High

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in danbwb Oppso Unit Converter oppso-unit-converter allows Reflected XSS.This issue affects Oppso Unit Converter: from n/a through <= 1.1.1.

Attack profile

How easy it is to exploit

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

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.43%Up 0.4 points since Apr 11, 2025

What each source reports

CVE List Score used 7.1

WordPress Oppso Unit Converter plugin <= 1.1.1 - Reflected Cross Site Scripting (XSS) vulnerability

Record: CVE-2025-31378
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2025-10785 7.1

Record: EUVD-2025-10785
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-9j8q-g979-xwq9 7.1

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')...

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in danbwb Oppso Unit Converter allows Reflected XSS. This issue affects Oppso Unit Converter: from n/a through 1.1.1.

Record: GHSA-9j8q-g979-xwq9
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

NVD 7.1

Record: CVE-2025-31378
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

Affected products

danbwb oppso unit converter

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-2025-31378 is a high vulnerability (CVSS 7.1) in Danbwb Oppso Unit Converter, published April 11, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.43%, the 38th percentile. No source names a fixed version.