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CVE-2018-1002208
SharpZipLib before 1.0 RC1 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash)…
Medium5.5EPSS 9.9%
- Published
- Updated
- Reserved
- Assigned by
- snyk
Description
SharpZipLib before 1.0 RC1 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as 'Zip-Slip'.
Timeline
ID reserved
By snyk
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |
- EPSS (exploitation in 30 days)
- 9.9% · top 4.4% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
- affected < 1.0 RC1
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- NuGetSharpZipLibGHSA-cqj4-m2pc-v9m5 (opens in a new tab)
References (5)
- https://snyk.io/research/zip-slip-vulnerability (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/icsharpcode/SharpZipLib/issues/232 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/icsharpcode/SharpZipLib/wiki/Release-1.0 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://snyk.io/vuln/SNYK-DOTNET-SHARPZIPLIB-60247 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/snyk/zip-slip-vulnerability (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-cqj4-m2pc-v9m5 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-1002208)Record last updated .