How severe is CVE-2023-51380?

CVE-2023-51380 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-51380 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-51380?

CVE-2023-51380 primarily affects Github Enterprise Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-51380?

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

When was CVE-2023-51380 published?

CVE-2023-51380 was published on 2023-12-21 and last updated on 2026-06-17.

CVE-2023-51380

CVE-2023-51380 is a low-severity vulnerability in Github Enterprise Server with a CVSS 3.x base score of 2.7. 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-863.

Key facts

Severity: Low (CVSS 3.x base score 2.7)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Github Enterprise Server
Published: 2023-12-21
Last modified: 2026-06-17

Description

An incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed issue comments to be read with an improperly scoped token. This vulnerability affected all versions of GitHub Enterprise Server since 3.7 and was fixed in version 3.7.19, 3.8.12, 3.9.7, 3.10.4, and 3.11.1.

Frequently asked questions

What is CVE-2023-51380?: An incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed issue comments to be read with an improperly scoped token. This vulnerability affected all versions of GitHub Enterprise Server since 3.7 and was fixed in version 3.7.19, 3.8.12, 3.9.7, 3.10.4, and 3.11.1.
How severe is CVE-2023-51380?: CVE-2023-51380 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-51380 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-51380?: CVE-2023-51380 primarily affects Github Enterprise Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-51380?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-51380 published?: CVE-2023-51380 was published on 2023-12-21 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*
cpe:2.3:a:github:enterprise_server:3.11.0:*:*:*:*:*:*:*

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