---
cve: "CVE-2026-63041"
severity: "MEDIUM"
cvss: 5.3
epss: "0.7%"
vendor: "Apache Software Foundation"
kev: false
exploited: false
published: "2026-08-26 12:16:21"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-20T16:01:32+02:00"
---

# CVE-2026-63041

> 5.3 MEDIUM

## Beschreibung

Reliance on Untrusted Inputs in a Security Decision vulnerability in Apache APISIX.

This vulnerability allows an attacker to escalate privilege or perform an authorization bypass by sending certain values that the attach-consumer-label plugin does not sanitise correctly.


This issue affects Apache APISIX: from 3.11.0 through 3.17.0.



Users are recommended to upgrade to version 3.18.0, which fixes the issue.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |

## Patch verfügbar (OSV)

- 0796d9c2cbedb1f8bf8194292ff526599f4fde20 (Commit)

## Referenzen

- <https://lists.apache.org/thread/yg9tgn699rz7kyglw82m1775do8frjr4>
- <http://www.openwall.com/lists/oss-security/2026/08/26/11>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-63041) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_