Arbitrary File Write via Archive Extraction (Zip Slip)
Published Jun 17, 2020
7.5
HIGHCVSS 3.1
EPSS 1.42%
Description
In all versions of the package github.com/unknwon/cae/zip, the ExtractTo function doesn't securely escape file paths in zip archives which include leading or non-leading "..". This allows an attacker to add or replace files system-wide.
Affected products
- Vendor n/a Product Github.com/unknwon/cae/zip Defaultn/a
- Version 0StatusaffectedConstraints<unspecified
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Github.com/unknwon/cae/zip | n/a |
|
No data.
No Red Hat product state for this CVE.
github.com/unknwon/cae
Go
Introduced 0 Fixed 1.0.1
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Go | github.com/unknwon/cae | 0 | 1.0.1 |
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
1 other source (CVE.org) ▾
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:P/RL:U/RC:C
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 1.42% (0.01419) | 71.90th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.42% (0.01419) | 69.24th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.11% (0.00107) | 43.81th | v3 (v2023.03.01) |
| Jun 27, 2024 | 0.11% (0.00107) | 43.66th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.11% (0.00107) | 41.65th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.50% (0.04499) | 74.08th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.84% (0.01840) | 47.83th | v5 (v2026.06.15) |
| Jan 6, 2022 | 1.84% (0.01840) | 47.32th | v1 |
| Sep 1, 2021 | 0.42% (0.00416) | 25.53th | v1 |
| Apr 14, 2021 | 0.42% (0.00416) | 0.00th | v1 |
References (5)
- https://github.com/advisories/GHSA-vpx7-vm66-qx8r Advisory
- https://github.com/unknwon/cae/commit/07971c00a1bfd9dc171c3ad0bfab5b67c2287e11
- https://nvd.nist.gov/vuln/detail/CVE-2020-7664
- https://pkg.go.dev/vuln/GO-2021-0228
- https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMUNKNWONCAEZIP-570383 x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/advisories/GHSA-vpx7-vm66-qx8r | Advisory | |
| https://github.com/unknwon/cae/commit/07971c00a1bfd9dc171c3ad0bfab5b67c2287e11 | ||
| https://nvd.nist.gov/vuln/detail/CVE-2020-7664 | ||
| https://pkg.go.dev/vuln/GO-2021-0228 | ||
| https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMUNKNWONCAEZIP-570383 | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.