How severe is CVE-2026-22239?

CVE-2026-22239 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2026-22239 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-22239?

CVE-2026-22239 affects Blusparkglobal Bluvoyix. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-22239?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-22239 have an EU (EUVD) identifier?

Yes. CVE-2026-22239 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-2470.

When was CVE-2026-22239 published?

CVE-2026-22239 was published on 2026-01-14 and last updated on 2026-06-17.

CVE-2026-22239

CVE-2026-22239 is a medium-severity vulnerability in Blusparkglobal Bluvoyix with a CVSS 3.x base score of 5.3. 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-400.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 10.0
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-2470
Weakness: CWE-400
Affected product: Blusparkglobal Bluvoyix
Published: 2026-01-14
Last modified: 2026-06-17

Description

The vulnerability exists in BLUVOYIX due to design flaws in the email sending API. An unauthenticated remote attacker could exploit this vulnerability by sending specially crafted HTTP requests to the vulnerable email sending API. Successful exploitation of this vulnerability could allow the attacker to send unsolicited emails to anyone on behalf of the company.

Frequently asked questions

What is CVE-2026-22239?: The vulnerability exists in BLUVOYIX due to design flaws in the email sending API. An unauthenticated remote attacker could exploit this vulnerability by sending specially crafted HTTP requests to the vulnerable email sending API. Successful exploitation of this vulnerability could allow the attacker to send unsolicited emails to anyone on behalf of the company.
How severe is CVE-2026-22239?: CVE-2026-22239 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2026-22239 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-22239?: CVE-2026-22239 affects Blusparkglobal Bluvoyix. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-22239?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-22239 have an EU (EUVD) identifier?: Yes. CVE-2026-22239 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-2470.
When was CVE-2026-22239 published?: CVE-2026-22239 was published on 2026-01-14 and last updated on 2026-06-17.

References

https://blusparkglobal.com/bluvoyix/

Affected products (1)

cpe:2.3:a:blusparkglobal:bluvoyix:-:*:*:*:*:*:*:*

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