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CVE-2021-41279
Zip Slip Vulnerability in BaserCMS
High7.7EPSS 1.6%
- Published
- Updated
- Reserved
- Assigned by
- GitHub_M
Description
BaserCMS is an open source content management system with a focus on Japanese language support. In affected versions users with upload privilege may upload crafted zip files capable of path traversal on the host operating system. This is a vulnerability that needs to be addressed when the management system is used by an unspecified number of users. If you are eligible, please update to the new version as soon as possible.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | High7.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |
| NVDNVD · Modified | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.6% · top 24% of all CVEs (6 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.7.
Weakness
Affected products
- affected < 4.5.3
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Packagistbaserproject/basercmsGHSA-4x2f-54wr-4hjg (opens in a new tab)
References (2)
- https://github.com/baserproject/basercms/security/advisories/GHSA-4x2f-54wr-4hjg (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/baserproject/basercms/commit/d8ab0a81a7bce35cc95ff7dff851a7e87a084336 (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-4x2f-54wr-4hjg (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-2021-41279)Record last updated .