CVE-2022-41920
Zip slip in Lancet
Lancet is a general utility library for the go programming language. Affected versions are subject to a ZipSlip issue when using the fileutil package to unzip files. This issue has been addressed and a fix will be included in versions 2.1.10 and 1.3.4. Users are advised to upgrade. There are no known workarounds for this issue.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Zip slip in Lancet
Lancet is a general utility library for the go programming language. Affected versions are subject to a ZipSlip issue when using the fileutil package to unzip files. This issue has been addressed and a fix will be included in versions 2.1.10 and 1.3.4. Users are advised to upgrade. There are no known workarounds for this issue.
- Record
CVE-2022-41920- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L - Weakness
- CWE-22
- Updated
- 2026-11-02
EUVDEUVD-2022-7401
Lancet is a general utility library for the go programming language. Affected versions are subject to a ZipSlip issue when using the fileutil package to unzip files. This issue has been addressed and a fix will be included in versions 2.1.10 and 1.3.4. Users are advised to upgrade. There are no known workarounds for this issue.
- Record
EUVD-2022-7401- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-pp3f-xrw5-q5j4
Lancet vulnerable to path traversal when unzipping files
Impact
What kind of vulnerability is it? Who is impacted?
ZipSlip issue when use fileutil package to unzip files.
Patches
Has the problem been patched? What versions should users upgrade to?
It will fixed in v2.1.10, Please upgrade version to v2.1.10 or above. Users who use v1.x.x should upgrade v1.3.4 or above.
Workarounds
Is there a way for users to fix or remediate the vulnerability without upgrading?
No, users have to upgrade version.
- Record
GHSA-pp3f-xrw5-q5j4- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-22
- Updated
- 2026-11-02
NVD
Lancet is a general utility library for the go programming language. Affected versions are subject to a ZipSlip issue when using the fileutil package to unzip files. This issue has been addressed and a fix will be included in versions 2.1.10 and 1.3.4. Users are advised to upgrade. There are no known workarounds for this issue.
- Record
CVE-2022-41920- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L - CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-22
- Updated
- 2026-11-02
OSV
Zip slip in Lancet
Lancet is a general utility library for the go programming language. Affected versions are subject to a ZipSlip issue when using the fileutil package to unzip files. This issue has been addressed and a fix will be included in versions 2.1.10 and 1.3.4. Users are advised to upgrade. There are no known workarounds for this issue.
- Record
CVE-2022-41920- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L - Weakness
- CWE-22
- Updated
- 2026-11-02
OSVGHSA-pp3f-xrw5-q5j4
Lancet vulnerable to path traversal when unzipping files
Impact
What kind of vulnerability is it? Who is impacted?
ZipSlip issue when use fileutil package to unzip files.
Patches
Has the problem been patched? What versions should users upgrade to?
It will fixed in v2.1.10, Please upgrade version to v2.1.10 or above. Users who use v1.x.x should upgrade v1.3.4 or above.
Workarounds
Is there a way for users to fix or remediate the vulnerability without upgrading?
No, users have to upgrade version.
- Record
GHSA-pp3f-xrw5-q5j4- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-22
- Updated
- 2026-11-02
OSVGO-2022-1114 No score
ZipSlip when unzipping files in github.com/duke-git/lancet
A ZipSlip vulnerability exists when using the fileutil package to unzip files.
- Record
GO-2022-1114- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
github.com/duke-git/lancet/v2Go |
2.0.0 up to 2.1.10 | 2.1.10 |
github.com/duke-git/lancetGo |
before 1.3.4 | 1.3.4 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-41920 is a medium vulnerability (CVSS 6.3) in Duke-git Lancet, published November 17, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.86%, the 58th percentile. Fixed in github.com/duke-git/lancet/v2 2.1.10.
References
github.com/duke-git/lancet/security/advisories/GHSA-pp3f-xrw5-q5j4
nvd.nist.gov/vuln/detail/CVE-2022-41920
pkg.go.dev/vuln/GO-2022-1114