Medium severity6.4NVD Advisory· Published Mar 30, 2021· Updated Jun 17, 2026
CVE-2021-21412
CVE-2021-21412
Description
Potential for arbitrary code execution in npm package @thi.ng/egf #gpg-tagged property values (only if decrypt: true option is enabled). PR with patch has been submitted and will has been released as of v0.4.0 By default the EGF parse functions do NOT attempt to decrypt values (since GPG only available in non-browser env). However, if GPG encrypted values are used/required: 1. Perform a regex search for #gpg-tagged values in the EGF source file/string and check for backtick (\`) chars in the encrypted value string 2. Replace/remove them or skip parsing if present.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
@thi.ng/egfnpm | < 0.4.0 | 0.4.0 |
Affected products
3- cpe:2.3:a:\@thi.ng\/egf_project:\@thi.ng\/egf:*:*:*:*:*:node.js:*:*Range: <0.4.0
Patches
Vulnerability mechanics
References
7- github.com/thi-ng/umbrella/commit/88f61656e5f5cfba960013b8133186389efaf243nvdPatchThird Party AdvisoryWEB
- github.com/thi-ng/umbrella/security/advisories/GHSA-rj44-gpjc-29r7nvdPatchThird Party AdvisoryWEB
- github.com/advisories/GHSA-rj44-gpjc-29r7ghsaADVISORY
- github.com/thi-ng/umbrella/blob/develop/packages/egf/CHANGELOG.mdnvdRelease NotesThird Party AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2021-21412ghsaADVISORY
- www.npmjs.com/package/@thi.ng/egfghsaWEB
- www.npmjs.com/package/%40thi.ng/egfnvd
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