How severe is CVE-2026-0794?

CVE-2026-0794 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-2026-0794 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-0794?

CVE-2026-0794 affects Algosolutions 8180 Ip Audio Alerter Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-0794?

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-2026-0794 have an EU (EUVD) identifier?

Yes. CVE-2026-0794 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4442.

When was CVE-2026-0794 published?

CVE-2026-0794 was published on 2026-01-23 and last updated on 2026-06-17.

CVE-2026-0794

CVE-2026-0794 is a critical-severity vulnerability in Algosolutions 8180 Ip Audio Alerter Firmware 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-416.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-4442
Weakness: CWE-416
Affected product: Algosolutions 8180 Ip Audio Alerter Firmware
Published: 2026-01-23
Last modified: 2026-06-17

Description

ALGO 8180 IP Audio Alerter SIP Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of SIP calls. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-28303.

Frequently asked questions

What is CVE-2026-0794?: ALGO 8180 IP Audio Alerter SIP Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of SIP calls. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-28303.
How severe is CVE-2026-0794?: CVE-2026-0794 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-2026-0794 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-0794?: CVE-2026-0794 affects Algosolutions 8180 Ip Audio Alerter Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-0794?: 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-2026-0794 have an EU (EUVD) identifier?: Yes. CVE-2026-0794 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4442.
When was CVE-2026-0794 published?: CVE-2026-0794 was published on 2026-01-23 and last updated on 2026-06-17.

References

https://www.zerodayinitiative.com/advisories/ZDI-26-016/

Affected products (1)

cpe:2.3:o:algosolutions:8180_ip_audio_alerter_firmware:5.5:*:*:*:*:*:*:*

More vulnerabilities in Algosolutions 8180 Ip Audio Alerter Firmware

CVE-2026-0793 — Critical (CVSS 9.8): ALGO 8180 IP Audio Alerter InformaCast Heap-based Buffer Overflow Remote Code Execution Vulnerability. This…
CVE-2026-0792 — Critical (CVSS 9.8): ALGO 8180 IP Audio Alerter SIP INVITE Alert-Info Stack-based Buffer Overflow Remote Code Execution Vulnerability. This…
CVE-2026-0791 — Critical (CVSS 9.8): ALGO 8180 IP Audio Alerter SIP INVITE Replaces Stack-based Buffer Overflow Remote Code Execution Vulnerability. This…
CVE-2026-0787 — Critical (CVSS 9.8): ALGO 8180 IP Audio Alerter SAC Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote…
CVE-2026-0796 — High (CVSS 8.8): ALGO 8180 IP Audio Alerter Web UI Command Injection Remote Code Execution Vulnerability. This vulnerability allows…
CVE-2026-0795 — High (CVSS 8.8): ALGO 8180 IP Audio Alerter Web UI Command Injection Remote Code Execution Vulnerability. This vulnerability allows…

All CVEs affecting Algosolutions 8180 Ip Audio Alerter Firmware →

Other CWE-416 (Use After Free) vulnerabilities

CVE-2026-13782 — Critical (CVSS 10.0): Use after free in Browser in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the…
CVE-2026-4725 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149…
CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
CVE-2024-43102 — Critical (CVSS 10.0): Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of…
CVE-2021-32495 — Critical (CVSS 10.0): Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory…

Browse all CWE-416 (Use After Free) vulnerabilities →