How severe is CVE-2026-29976?

CVE-2026-29976 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-29976 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-29976?

CVE-2026-29976 affects Zerbea Hcxtools. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-29976?

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

Does CVE-2026-29976 have an EU (EUVD) identifier?

Yes. CVE-2026-29976 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-16212.

When was CVE-2026-29976 published?

CVE-2026-29976 was published on 2026-03-26 and last updated on 2026-06-17.

CVE-2026-29976

CVE-2026-29976 is a medium-severity vulnerability in Zerbea Hcxtools 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-120.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-16212
Weakness: CWE-120
Affected product: Zerbea Hcxtools
Published: 2026-03-26
Last modified: 2026-06-17

Description

Buffer Overflow vulnerability in ZerBea hcxpcapngtool v. 7.0.1-43-g2ee308e allows a local attacker to obtain sensitive information via the getradiotapfield() function

Frequently asked questions

What is CVE-2026-29976?: Buffer Overflow vulnerability in ZerBea hcxpcapngtool v. 7.0.1-43-g2ee308e allows a local attacker to obtain sensitive information via the getradiotapfield() function
How severe is CVE-2026-29976?: CVE-2026-29976 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-29976 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-29976?: CVE-2026-29976 affects Zerbea Hcxtools. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-29976?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-29976 have an EU (EUVD) identifier?: Yes. CVE-2026-29976 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-16212.
When was CVE-2026-29976 published?: CVE-2026-29976 was published on 2026-03-26 and last updated on 2026-06-17.

References

https://github.com/ZerBea/hcxtools/issues/365

Affected products (1)

cpe:2.3:a:zerbea:hcxtools:7.0.1:*:*:*:*:*:*:*

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