Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 6.8 | Medium | 4.0 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N | CNA (VulnCheck) |
- CISA KEV Not listed.
- EPSS 0.0017, the 6th percentile, on 12 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
Sources
- GitHub Advisory Database: GHSA-vwc7-r8mq-g2x9
- OSV: GHSA-vwc7-r8mq-g2x9
- nvd.nist.gov/vuln/detail/CVE-2026-76845
- github.com/cthackers/adm-zip/issues/574
- github.com/cthackers/adm-zip/pull/575
- github.com/cthackers/adm-zip
- github.com/cthackers/adm-zip/blob/v0.6.0/util/utils.js
- www.vulncheck.com/advisories/adm-zip-through-arbitrary-file-overwrite-via-symlink-following-on-extraction