How severe is CVE-2018-16976?

CVE-2018-16976 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2018-16976 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16976?

CVE-2018-16976 affects Gitolite. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16976?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-16976 published?

CVE-2018-16976 was published on 2018-09-12 and last updated on 2026-06-17.

CVE-2018-16976

CVE-2018-16976 is a high-severity vulnerability in Gitolite with a CVSS 3.x base score of 8.1. 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-362.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 5.5
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-362
Affected product: Gitolite
Published: 2018-09-12
Last modified: 2026-06-17

Description

Gitolite before 3.6.9 does not (in certain configurations involving @all or a regex) properly restrict access to a Git repository that is in the process of being migrated until the full set of migration steps has been completed. This can allow valid users to obtain unintended access.

Frequently asked questions

What is CVE-2018-16976?: Gitolite before 3.6.9 does not (in certain configurations involving @all or a regex) properly restrict access to a Git repository that is in the process of being migrated until the full set of migration steps has been completed. This can allow valid users to obtain unintended access.
How severe is CVE-2018-16976?: CVE-2018-16976 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2018-16976 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16976?: CVE-2018-16976 affects Gitolite. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16976?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-16976 published?: CVE-2018-16976 was published on 2018-09-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gitolite:gitolite:*:*:*:*:*:*:*:*

More vulnerabilities in Gitolite

CVE-2010-2447 — Critical (CVSS 9.8): gitolite before 1.4.1 does not filter src/ or hooks/ from path names.
CVE-2013-4451 — Critical (CVSS 9.8): gitolite commit fa06a34 through 3.5.3 might allow attackers to have unspecified impact via vectors involving…
CVE-2018-20683 — High (CVSS 8.1): commands/rsync in Gitolite before 3.6.11, if .gitolite.rc enables rsync, mishandles the rsync command line, which…
CVE-2011-1572 — Medium (CVSS 6.8): Directory traversal vulnerability in the Admin Defined Commands (ADC) feature in gitolite before 1.5.9.1 allows remote…
CVE-2013-7203 — Medium (CVSS 5.5): gitolite before commit fa06a34 might allow local users to read arbitrary files in repositories via vectors related to…
CVE-2012-4506 — Medium (CVSS 4.6): Directory traversal vulnerability in gitolite 3.x before 3.1, when wild card repositories and a pattern matching "../"…

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