How severe is CVE-2023-22296?

CVE-2023-22296 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-22296 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-22296?

CVE-2023-22296 primarily affects Ate-mahoroba Maho-pbx Netdevancer Firmware. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-22296?

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

When was CVE-2023-22296 published?

CVE-2023-22296 was published on 2023-01-17 and last updated on 2026-06-17.

CVE-2023-22296

CVE-2023-22296 is a medium-severity vulnerability in Ate-mahoroba Maho-pbx Netdevancer Firmware with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Ate-mahoroba Maho-pbx Netdevancer Firmware
Published: 2023-01-17
Last modified: 2026-06-17

Description

Reflected cross-site scripting vulnerability in MAHO-PBX NetDevancer series MAHO-PBX NetDevancer Lite/Uni/Pro/Cloud prior to Ver.1.11.00, MAHO-PBX NetDevancer VSG Lite/Uni prior to Ver.1.11.00, and MAHO-PBX NetDevancer MobileGate Home/Office prior to Ver.1.11.00 allows a remote unauthenticated attacker to inject an arbitrary script.

Frequently asked questions

What is CVE-2023-22296?: Reflected cross-site scripting vulnerability in MAHO-PBX NetDevancer series MAHO-PBX NetDevancer Lite/Uni/Pro/Cloud prior to Ver.1.11.00, MAHO-PBX NetDevancer VSG Lite/Uni prior to Ver.1.11.00, and MAHO-PBX NetDevancer MobileGate Home/Office prior to Ver.1.11.00 allows a remote unauthenticated attacker to inject an arbitrary script.
How severe is CVE-2023-22296?: CVE-2023-22296 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-22296 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-22296?: CVE-2023-22296 primarily affects Ate-mahoroba Maho-pbx Netdevancer Firmware. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-22296?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-22296 published?: CVE-2023-22296 was published on 2023-01-17 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:o:ate-mahoroba:maho-pbx_netdevancer_firmware:*:*:*:*:lite:*:*:*
cpe:2.3:o:ate-mahoroba:maho-pbx_netdevancer_vsg_firmware:*:*:*:*:lite:*:*:*
cpe:2.3:o:ate-mahoroba:maho-pbx_netdevancer_mobilegate_firmware:*:*:*:*:home:*:*:*
cpe:2.3:o:ate-mahoroba:maho-pbx_netdevancer_firmware:*:*:*:*:uni:*:*:*
cpe:2.3:o:ate-mahoroba:maho-pbx_netdevancer_firmware:*:*:*:*:pro:*:*:*
cpe:2.3:o:ate-mahoroba:maho-pbx_netdevancer_firmware:*:*:*:*:cloud:*:*:*
cpe:2.3:o:ate-mahoroba:maho-pbx_netdevancer_vsg_firmware:*:*:*:*:uni:*:*:*
cpe:2.3:o:ate-mahoroba:maho-pbx_netdevancer_mobilegate_firmware:*:*:*:*:office:*:*:*

More vulnerabilities in Ate-mahoroba Maho-pbx Netdevancer Firmware

CVE-2023-22279 — Critical (CVSS 9.8): MAHO-PBX NetDevancer Lite/Uni/Pro/Cloud prior to Ver.1.11.00, MAHO-PBX NetDevancer VSG Lite/Uni prior to Ver.1.11.00,…
CVE-2023-22286 — High (CVSS 8.1): Cross-site request forgery (CSRF) vulnerability in MAHO-PBX NetDevancer Lite/Uni/Pro/Cloud prior to Ver.1.11.00,…
CVE-2023-22280 — High (CVSS 7.2): MAHO-PBX NetDevancer Lite/Uni/Pro/Cloud prior to Ver.1.11.00, MAHO-PBX NetDevancer VSG Lite/Uni prior to Ver.1.11.00,…

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