How severe is CVE-2024-46957?

CVE-2024-46957 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-46957 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-46957?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-46957 have an EU (EUVD) identifier?

Yes. CVE-2024-46957 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2757.

When was CVE-2024-46957 published?

CVE-2024-46957 was published on 2024-09-25 and last updated on 2026-06-17.

CVE-2024-46957

CVE-2024-46957 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-290.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-2757
Weakness: CWE-290
Published: 2024-09-25
Last modified: 2026-06-17

Description

Mellium mellium.im/xmpp 0.0.1 through 0.21.4 allows response spoofing if the implementation uses predictable IDs because the stanza type is not checked. This is fixed in 0.22.0.

Frequently asked questions

What is CVE-2024-46957?: Mellium mellium.im/xmpp 0.0.1 through 0.21.4 allows response spoofing if the implementation uses predictable IDs because the stanza type is not checked. This is fixed in 0.22.0.
How severe is CVE-2024-46957?: CVE-2024-46957 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-46957 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-46957?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-46957 have an EU (EUVD) identifier?: Yes. CVE-2024-46957 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2757.
When was CVE-2024-46957 published?: CVE-2024-46957 was published on 2024-09-25 and last updated on 2026-06-17.

References

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