CVE-2025-3387

Name: CVE-2025-3387
Creator: NVD / NIST
Published: 2025-04-07T23:15:43.53+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.1/10EPSS 0.27%

Last modified Jun 17, 2026

CVE-2025-3387 is a medium-severity vulnerability rated 5.1/10 on the CVSS scale. A vulnerability classified as problematic has been found in renrenio renren-security up to 5.4.0. This affects an unknown part of the component JSON Handler. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

A vulnerability classified as problematic has been found in renrenio renren-security up to 5.4.0. This affects an unknown part of the component JSON Handler. The manipulation leads to cross site scripting. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS 4.0

5.1/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.27%

19.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Renrenio	Renren-Security	<= 5.4.0

References

https://gitee.com/renrenio/renren-security/issues/IBOU02Exploit
https://vuldb.com/?ctiid.303633Permissions Required, VDB Entry
https://vuldb.com/?id.303633Third Party Advisory, VDB Entry
https://gitee.com/renrenio/renren-security/issues/IBOU02Exploit

Timeline

Published: Apr 7, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-3387?

How severe is CVE-2025-3387?

CVE-2025-3387 has a CVSS score of 5.1/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.

How do I fix CVE-2025-3387?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-3387?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST