How severe is CVE-2015-8969?

CVE-2015-8969 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2015-8969 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-8969?

CVE-2015-8969 affects Squareup Git-fastclone. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-8969?

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

When was CVE-2015-8969 published?

CVE-2015-8969 was published on 2016-11-03 and last updated on 2026-06-17.

CVE-2015-8969

CVE-2015-8969 is a critical-severity vulnerability in Squareup Git-fastclone with a CVSS 3.x base score of 9.8. 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-77.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Squareup Git-fastclone
Published: 2016-11-03
Last modified: 2026-06-17

Description

git-fastclone before 1.0.5 passes user modifiable strings directly to a shell command. An attacker can execute malicious commands by modifying the strings that are passed as arguments to "cd " and "git clone " commands in the library.

Frequently asked questions

What is CVE-2015-8969?: git-fastclone before 1.0.5 passes user modifiable strings directly to a shell command. An attacker can execute malicious commands by modifying the strings that are passed as arguments to "cd " and "git clone " commands in the library.
How severe is CVE-2015-8969?: CVE-2015-8969 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2015-8969 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-8969?: CVE-2015-8969 affects Squareup Git-fastclone. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-8969?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2015-8969 published?: CVE-2015-8969 was published on 2016-11-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:squareup:git-fastclone:*:*:*:*:*:*:*:*

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