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CVE-2025-0377

28
FAUCET Score

CVE-2025-0377 is a critical zip-slip vulnerability affecting HashiCorp's go-slug library, where extracting a non-existent user-provided path from a tar entry can lead to arbitrary file creation or overwrite. With a CVSS score of 9.1 (CRITICAL), this vulnerability is easily exploitable over the network with low attack complexity and no user interaction, potentially leading to high confidentiality and integrity impacts. While there is no evidence of active exploitation, public exploit code, or inclusion in CISA's KEV catalog, the vulnerability has garnered significant community discussion, indicating awareness among security researchers.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.16.3CPE matchmatch criteria
cpe:2.3:a:hashicorp:go-slug:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.68%
Probability of exploitation in next 30 days
EPSS Percentile
48.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0068 is in the 30th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

gopatch availablevia ghsa
Product: github.com/hashicorp/go-slugFixed in: 0.16.3

Vendor Advisories (2)

goGHSA-wpfp-cm49-9m9qhigh

HashiCorp go-slug Vulnerable to Zip Slip Attack

Jan 21, 2025
redhatCVE-2025-0377Important

go-slug: HashiCorp go-slug Vulnerable to Zip Slip Attack

Jan 21, 2025

References

discuss.hashicorp.com / t/hcsec-2025-01-hashicorp-go-slug-vulnerable-to-zip-slip-attack
Vendor Advisory