How severe is CVE-2023-27164?

CVE-2023-27164 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-27164 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-27164?

CVE-2023-27164 affects Halo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-27164?

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

When was CVE-2023-27164 published?

CVE-2023-27164 was published on 2023-03-10 and last updated on 2026-07-09.

CVE-2023-27164

CVE-2023-27164 is a medium-severity vulnerability in Halo with a CVSS 3.x base score of 4.8. 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-434.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Halo
Published: 2023-03-10
Last modified: 2026-07-09

Description

An arbitrary file upload vulnerability in Halo up to v1.6.1 allows attackers to execute arbitrary code via a crafted .md file.

Frequently asked questions

What is CVE-2023-27164?: An arbitrary file upload vulnerability in Halo up to v1.6.1 allows attackers to execute arbitrary code via a crafted .md file.
How severe is CVE-2023-27164?: CVE-2023-27164 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-27164 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-27164?: CVE-2023-27164 affects Halo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-27164?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-27164 published?: CVE-2023-27164 was published on 2023-03-10 and last updated on 2026-07-09.

References

Affected products (1)

cpe:2.3:a:halo:halo:*:*:*:*:*:*:*:*

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