Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2026-78638
peerigon unzip-crx/unzip-crx-3 Archive Extraction index.js unzip path traversal
AV AC AT PR UI VC VI VA CVSS EPSS %ile KEV
L L N L N N L N 1.9 .0017 6.0 —
AFFECTED
Product Versions Fixed
unzip-crx 0.1 – —
unzip-crx-3 0.1 – —
TIMELINE
Aug 24 Reserved by VulDB
Aug 25 Published (CNA: VulDB)
Aug 26 EXPLOIT PUBLISHED — CVE-2026-78638 (peerigon unzip-crx). Public exploit reference added.
Aug 27 EXPLOIT PUBLISHED — CVE-2026-78638 (peerigon unzip-crx). Public exploit reference added.
Description
A flaw has been found in peerigon unzip-crx and unzip-crx-3 up to 0.2.0. This affects the function unzip of the file dist/index.js of the component Archive Extraction. Executing a manipulation of the argument destination can lead to path traversal. The attack can only be executed locally. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Lifecycle
Complete event history — 4 events, chronological
| Date | Event | Detail |
|---|
| August 24, 2026 | Reserved | Reserved by VulDB |
| August 25, 2026 | Published | Published (CNA: VulDB) |
| August 26, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-78638 (peerigon unzip-crx). Public exploit reference added. |
| August 27, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-78638 (peerigon unzip-crx). Public exploit reference added. |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|
| peerigon | unzip-crx | — | 0.1 | — |
| peerigon | unzip-crx-3 | — | 0.1 | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-78638 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.
