Is there a public exploit for CVE-2026-124579?

No public exploit for CVE-2026-124579 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-124579?

CVE-2026-124579 scores CVSS 5.3 (v4.0), rated medium.

What does CVE-2026-124579 affect?

CVE-2026-124579 affects aapanel BillionMail.

5.3 Medium

A vulnerability was determined in aaPanel BillionMail up to 4.9.

CVE-2026-124579

A vulnerability was determined in aaPanel BillionMail up to 4.9. Affected by this issue is some unknown functionality of the file core/api/relay/v1/relay.go of the component Relay Configuration API. Executing a manipulation of the argument heloname can lead to injection. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Assessment

CVSS: 5.3 (v4.0)
Severity: Medium
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 9 November 2026
Last updated: 9 November 2026
Affected: aapanel · BillionMail
Assigner: VulDB

CVSS vectorCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P

At the source

EUVD (ENISA)

References

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