CVE-2025-45490: linksys e5600_firmware Command Injection

Analyzed

Published 06-05-2025Last modified 06-05-2025

Vulnerability summary

CVE-2025-45490 is a critical (CVSS 9.8) Command Injection vulnerability in linksys e5600_firmware. EPSS estimates a 1.75% chance of exploitation in the next 30 days, higher than 77.6% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk

70/100

0100

High · default modelHow is this calculated?

CVSS score

9.8/10

010

Critical · v3.1 (NVD)

EPSS score

1.75%

0%100%

Low · +0.08 pp in 30 days

KEVNot listedNot listed by any tracked catalog.

RansomwareNot flaggedNo ransomware use recorded.

Public exploits1github

Timeline

06-05-2025
PublishedVulnerability first disclosed.
06-05-2025
Last modifiedVulnerability information updated.

Description

Linksys E5600 v1.1.0.26 was discovered to contain a command injection vulnerability in the runtime.ddnsStatus DynDNS function via the password parameter.

CVSS metrics

2 scores · 2 sources · 1 version

v3.19.8

EPSS trend

Probability

1.75%

Chance of exploitation in the next 30 days

Percentile

78%

Versus all other CVEs

30-day change

Increase +0.08 pp

From 1.68% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs

CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

1 found

githubUnverified
Vuln03
Maturity: poc

Weaknesses

CWE · root cause

CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

Affected systems

Linksys1 product

e5600_firmware1.1.0.26

1 vendor · 1 product

References

2 links

github.com/JZP018/…Exploit
github.com/JZP018/…Product