---
cve: "CVE-2021-23346"
severity: "MEDIUM"
cvss: 4.8
epss: "2.1%"
vendor: "n/a"
kev: false
exploited: false
published: "2021-03-04 17:15:13"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-10T17:30:24+02:00"
---

# CVE-2021-23346

> 4.8 MEDIUM · 🧪 PoC

## Beschreibung

This affects the package html-parse-stringify before 2.0.1; all versions of package html-parse-stringify2. Sending certain input could cause one of the regular expressions that is used for parsing to backtrack, freezing the process.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P/RL:O/RC:R
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Hoch | good |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Gering | warn |
| I Integrität | Gering | warn |
| A Verfügbarkeit | Keine | good |

## Patch verfügbar (OSV)

- 317b7f07bb0189074e39a05dd0eb06e85befff8c (Commit)
- c7274a48e59c92b2b7e906fedf9065159e73fe12 (Commit)

## Referenzen

- <https://snyk.io/vuln/SNYK-JS-HTMLPARSESTRINGIFY-1079306>
- <https://snyk.io/vuln/SNYK-JS-HTMLPARSESTRINGIFY2-1079307>
- <https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1080633>
- <https://github.com/rayd/html-parse-stringify2/blob/master/lib/parse.js%23L2>
- <https://github.com/HenrikJoreteg/html-parse-stringify/blob/master/lib/parse.js%23L2>
- <https://github.com/HenrikJoreteg/html-parse-stringify/commit/c7274a48e59c92b2b7e906fedf9065159e73fe12>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2021-23346) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_