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CVE-2021-35331
In Tcl 8.6.11, a format string vulnerability in nmakehlp.c might allow code execution via a crafted file. NOTE: multiple third parties…
High7.8EPSS 1.7%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
In Tcl 8.6.11, a format string vulnerability in nmakehlp.c might allow code execution via a crafted file. NOTE: multiple third parties dispute the significance of this finding
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.7% · top 23% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
n/a
- affected n/a
References (4)
- https://core.tcl-lang.org/tcl/info/bad6cc213dfe8280 (opens in a new tab)x_refsource_MISCx_transferred
- https://core.tcl-lang.org/tcl/info/28ef6c0c741408a2 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/tcltk/tcl/commit/4705dbdde2f32ff90420765cd93e7ac71d81a222 (opens in a new tab)x_refsource_MISCx_transferred
- https://sqlite.org/forum/info/7dcd751996c93ec9 (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 Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2021-35331)Record last updated .