What is CVE-2025-13873?

CVE-2025-13873 is a medium-severity vulnerability in Objectplanet Opinio, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-12-02.

How severe is CVE-2025-13873?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Objectplanet Opinio

CVE-2025-13873

Stored Cross-Site Scripting (XSS) in the survey-import feature of ObjectPlanet Opinio 7.26 rev12562 on web application allows an attacker to inject arbitrary JavaScript code, which executes in the browsing context of any visitor accessing the compromised survey.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (9.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Objectplanet Opinio — versions 7.26, 7.26 rev12562

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

64c5ae8f-7972-4697-86a0-7ada793ac795 (release-notes, Release Notes)

Frequently asked questions

What is CVE-2025-13873?: CVE-2025-13873 is a medium-severity vulnerability in Objectplanet Opinio, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-12-02.
How severe is CVE-2025-13873?: Medium severity. CVSS v3 base score is 5.4 out of 10.