CVE-2022-41920

Zip slip in Lancet

HIGH

8.8

CVSS Score

Published: November 17, 2022 at 12:00 AM UTC

Updated: June 17, 2026 at 05:04 AM UTC

2 products affected across 2 vendorsLancetProject Lancet

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Severity

HIGH8.8

Exploit prediction

EPSS 0.9%

SSVC

PoC

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Lancet · Lancet Projectgo

95%

v < 1.3.42.0.0 ≤ v < 2.1.10

Affected range stops below 1.3.4, so it looks safe — our inference, not a vendor statement

Affected range stops below 2.1.10, so it looks safe — our inference, not a vendor statement

Project Lancet · Duke Git

60%

v < 1.3.4v < 2.1.10

Affected range stops below 1.3.4, so it looks safe — our inference, not a vendor statement

Affected range stops below 2.1.10, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (4)

PatchThird Party Advisory

Source: [email protected]

https://github.com/duke-git/lancet/commit/f133b32faa05eb93e66175d01827afa4b7094572

PatchThird Party Advisory

Source: [email protected]

https://github.com/duke-git/lancet/commit/f869a0a67098e92d24ddd913e188b32404fa72c9

Issue TrackingThird Party Advisory

Source: [email protected]

https://github.com/duke-git/lancet/issues/62

ExploitThird Party Advisory

Source: [email protected]

https://github.com/duke-git/lancet/security/advisories/GHSA-pp3f-xrw5-q5j4

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGH[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-22

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