What is CVE-2025-50404?

CVE-2025-50404 is a medium-severity vulnerability in Intelbras Rx 1500, classified under Integer Overflow or Wraparound. CVSS score: 5.3/10. Published 2025-07-01.

How severe is CVE-2025-50404?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Integer overflow in Intelbras Rx 1500

CVE-2025-50404

Intelbras RX1500 Router v2.2.17 and before is vulnerable to Integer Overflow. The websReadEvent function incorrectly uses the int type when processing the "command" field of the http header, causing the array to cross the boundary and overwrite other fields in the array.

Vulnerability class: Integer Overflow

Published 2025-07-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.082 (94.7th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 94.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.071 · newest: 0.082 · change: +0.011

Affected products

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

www.intelbras.com/en (Product)
github.com/feiwuxingxie/cve/blob/main/Intelbras/vul01/01.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-50404?: CVE-2025-50404 is a medium-severity vulnerability in Intelbras Rx 1500, classified under Integer Overflow or Wraparound. CVSS score: 5.3/10. Published 2025-07-01.
How severe is CVE-2025-50404?: Medium severity. CVSS v3 base score is 5.3 out of 10.