How severe is CVE-2021-23429?

CVE-2021-23429 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-23429 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-23429?

CVE-2021-23429 affects Transpile Project Transpile. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-23429?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-23429 published?

CVE-2021-23429 was published on 2021-08-24 and last updated on 2026-06-17.

CVE-2021-23429

CVE-2021-23429 is a medium-severity vulnerability in Transpile Project Transpile with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-755.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-755
Affected product: Transpile Project Transpile
Published: 2021-08-24
Last modified: 2026-06-17

Description

All versions of package transpile are vulnerable to Denial of Service (DoS) due to a lack of input sanitization or whitelisting, coupled with improper exception handling in the .to() function.

Frequently asked questions

What is CVE-2021-23429?: All versions of package transpile are vulnerable to Denial of Service (DoS) due to a lack of input sanitization or whitelisting, coupled with improper exception handling in the .to() function.
How severe is CVE-2021-23429?: CVE-2021-23429 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-23429 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-23429?: CVE-2021-23429 affects Transpile Project Transpile. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-23429?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-23429 published?: CVE-2021-23429 was published on 2021-08-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:transpile_project:transpile:*:*:*:*:*:node.js:*:*

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