---
cve: "CVE-2023-29400"
severity: "HIGH"
cvss: 7.3
epss: "1%"
vendor: "Go standard library"
kev: false
exploited: false
published: "2023-05-11 16:15:09"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-08T18:14:32+02:00"
---

# CVE-2023-29400

> 7.3 HIGH

## Beschreibung

Templates containing actions in unquoted HTML attributes (e.g. "attr={{.}}") executed with empty input can result in output with unexpected results when parsed due to HTML normalization rules. This may allow injection of arbitrary attributes into tags.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
```

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

## Patch verfügbar (OSV)

- 484330d038d060c6e4db3dc8e6ea2b811b2a44d8 (Commit)
- 324c3ace2d2e4e30949baa23b4c9aac8a4123317 (Commit)

## Referenzen

- <https://go.dev/issue/59722>
- <https://go.dev/cl/491617>
- <https://groups.google.com/g/golang-announce/c/MEb0UyuSMsU>
- <https://pkg.go.dev/vuln/GO-2023-1753>
- <https://security.netapp.com/advisory/ntap-20241213-0005/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-29400) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_