How severe is CVE-2026-12488?

CVE-2026-12488 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity none, and availability high.

Is CVE-2026-12488 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-12488?

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

Does CVE-2026-12488 have an EU (EUVD) identifier?

Yes. CVE-2026-12488 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-38645.

When was CVE-2026-12488 published?

CVE-2026-12488 was published on 2026-06-24 and last updated on 2026-06-25.

CVE-2026-12488

CVE-2026-12488 is a medium-severity vulnerability with a CVSS 3.x base score of 6.2. 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-121.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-38645
Weakness: CWE-121
Published: 2026-06-24
Last modified: 2026-06-25

Description

A memory corruption vulnerability exists in the GV-Cloud functionality of GeoVision GV-VMS V20 20.0.2. A specially crafted network request can lead to a denial of service. An attacker can impersonate the legitimate server to trigger this vulnerability.

Frequently asked questions

What is CVE-2026-12488?: A memory corruption vulnerability exists in the GV-Cloud functionality of GeoVision GV-VMS V20 20.0.2. A specially crafted network request can lead to a denial of service. An attacker can impersonate the legitimate server to trigger this vulnerability.
How severe is CVE-2026-12488?: CVE-2026-12488 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity none, and availability high.
Is CVE-2026-12488 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-12488?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-12488 have an EU (EUVD) identifier?: Yes. CVE-2026-12488 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-38645.
When was CVE-2026-12488 published?: CVE-2026-12488 was published on 2026-06-24 and last updated on 2026-06-25.

References

Other CWE-121 (Stack-based Buffer Overflow) vulnerabilities

CVE-2026-12848 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-12847 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-12846 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-12485 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-37541 — Critical (CVSS 10.0): Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005. In canformat_gvret.cpp, the length…
CVE-2026-42996 — Critical (CVSS 10.0): JS8Call through 2.3.1 and JS8Call-improved before 3.0 have a stack-based buffer overflow via a radio transmission of…

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