CVE-2024-57539: Linksys E8450 v1.2.00.360516 was discovered to contain a command injection vulnerability via userEmail.

This week

HIGH 8.2REMOTEMITIGATE

CVE-2024-57539 is a high-severity flaw (CVSS 8.2) affecting e8450 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Linksys E8450 v1.2.00.360516 was discovered to contain a command injection vulnerability via userEmail.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.4% (top 27%)
CISA exploited list	No
Weakness	CWE-77
Published	2025-01-21
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: linksys

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-01-21 21:15 UTCPublished CVE record published
2026-06-17 08:13 UTCUpdated Record last modified

linksys e8450 firmware MITIGATE

Affected: 1.2.00.360516

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.2.00.360516

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-57539?

e8450 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-57539 being exploited?

CVE-2024-57539 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-57539 affect?

CVE-2024-57539 affects e8450 firmware. Severity is high (CVSS 8.2). Linksys E8450 v1.2.00.360516 was discovered to contain a command injection vulnerability via userEmail.

How urgent is CVE-2024-57539?

Priority 57/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2024-57545 MEDIUM 5.5 MITIGATE Linksys E8450 v1.2.00.360516 was discovered to contain a buffer overflow vulnerability
CVE-2024-57544 MEDIUM 5.5 MITIGATE Linksys E8450 v1.2.00.360516 was discovered to contain a buffer overflow vulnerability
CVE-2024-57543 MEDIUM 5.5 MITIGATE Linksys E8450 v1.2.00.360516 was discovered to contain a buffer overflow vulnerability
CVE-2024-57542 HIGH 8.8 MITIGATE Linksys E8450 v1.2.00.360516 was discovered to contain a command injection vulnerability via the field id_emai
CVE-2024-57541 MEDIUM 5.5 MITIGATE Linksys E8450 v1.2.00.360516 was discovered to contain a buffer overflow vulnerability

References

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