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High severity7.5NVD Advisory· Published Sep 17, 2021· Updated Jun 17, 2026

CVE-2021-3804

CVE-2021-3804

Description

taro is vulnerable to Inefficient Regular Expression Complexity

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
@tarojs/helpernpm	< 3.3.9	3.3.9

Affected products

3

Taro/Taro
cpe:2.3:a:taro:taro:*:*:*:*:*:node.js:*:*
Range: <3.3.9
nervjs/nervjs/tarov5
Range: unspecified
ghsa-coords
pkg:npm/%40tarojs/helper
Range: < 3.3.9

Patches

Vulnerability mechanics

References

4

github.com/nervjs/taro/commit/acadb6c826ba57f2030a626f1de4f7b4608fcdb5nvdPatchThird Party AdvisoryWEB
huntr.dev/bounties/0ebe85e6-cc85-42b8-957e-18d8df277414nvdExploitIssue TrackingPatchThird Party AdvisoryWEB
github.com/advisories/GHSA-468q-v4jj-485hghsaADVISORY
nvd.nist.gov/vuln/detail/CVE-2021-3804ghsaADVISORY

News mentions

0

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