How severe is CVE-2025-8959?

CVE-2025-8959 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-8959 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-8959?

CVE-2025-8959 affects Hashicorp Go-getter. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-8959?

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.

Does CVE-2025-8959 have an EU (EUVD) identifier?

Yes. CVE-2025-8959 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25049.

When was CVE-2025-8959 published?

CVE-2025-8959 was published on 2025-08-15 and last updated on 2026-06-17.

CVE-2025-8959

CVE-2025-8959 is a high-severity vulnerability in Hashicorp Go-getter with a CVSS 3.x base score of 7.5. 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-59.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-25049
Weakness: CWE-59
Affected product: Hashicorp Go-getter
Published: 2025-08-15
Last modified: 2026-06-17

Description

HashiCorp's go-getter library subdirectory download feature is vulnerable to symlink attacks leading to unauthorized read access beyond the designated directory boundaries. This vulnerability, identified as CVE-2025-8959, is fixed in go-getter 1.7.9.

Frequently asked questions

What is CVE-2025-8959?: HashiCorp's go-getter library subdirectory download feature is vulnerable to symlink attacks leading to unauthorized read access beyond the designated directory boundaries. This vulnerability, identified as CVE-2025-8959, is fixed in go-getter 1.7.9.
How severe is CVE-2025-8959?: CVE-2025-8959 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-8959 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-8959?: CVE-2025-8959 affects Hashicorp Go-getter. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-8959?: 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.
Does CVE-2025-8959 have an EU (EUVD) identifier?: Yes. CVE-2025-8959 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25049.
When was CVE-2025-8959 published?: CVE-2025-8959 was published on 2025-08-15 and last updated on 2026-06-17.

References

https://discuss.hashicorp.com/t/hcsec-2025-23-hashicorp-go-getter-vulnerable-to-arbitrary-read-through-symlink-attack/76242

Affected products (1)

cpe:2.3:a:hashicorp:go-getter:*:*:*:*:*:*:*:*

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