---
cve: "CVE-2026-111234"
severity: "HIGH"
cvss: 8.2
epss: "0.3%"
vendor: "SimplePie"
kev: false
exploited: false
published: "2026-10-15 19:17:36"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-10-28T03:19:16+01:00"
---

# CVE-2026-111234

> 8.2 HIGH · 🧪 PoC

## Beschreibung

SimplePie through 1.9.0 contains a local file read vulnerability that allows malicious feed servers to read server files by supplying file:// URLs in redirects or autodiscovery links. Attackers can return a Location header or feed link pointing to a file:// path, causing file_get_contents() to read files accessible to the web server process.

## CNA-Record (Kanon, cvelistV5)

- CNA: **VulnCheck**
- State: PUBLISHED
- Stand: 2026-10-16 17:11:14
- CNA-CVSS: **8.2** (`CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N`)

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **poc**
  - Automatable: **no**
  - Technical Impact: **partial**

## CVSS-Vektor

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

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

## Schwachstellen-Klasse

- **CWE-73** — External Control of File Name or Path
  The product allows user input to control or influence paths or file names that are used in filesystem operations.

## Angriffsmuster (CAPEC)

- [CAPEC-13 — Subverting Environment Variable Values](https://capec.mitre.org/data/definitions/13.html) _(Severity: Very High)_
- [CAPEC-64 — Using Slashes and URL Encoding Combined to Bypass Validation Logic](https://capec.mitre.org/data/definitions/64.html) _(Severity: High)_
- [CAPEC-72 — URL Encoding](https://capec.mitre.org/data/definitions/72.html) _(Severity: High)_
- [CAPEC-76 — Manipulating Web Input to File System Calls](https://capec.mitre.org/data/definitions/76.html) _(Severity: Very High)_
- [CAPEC-78 — Using Escaped Slashes in Alternate Encoding](https://capec.mitre.org/data/definitions/78.html) _(Severity: High)_
- [CAPEC-79 — Using Slashes in Alternate Encoding](https://capec.mitre.org/data/definitions/79.html) _(Severity: High)_
- [CAPEC-80 — Using UTF-8 Encoding to Bypass Validation Logic](https://capec.mitre.org/data/definitions/80.html) _(Severity: High)_
- [CAPEC-267 — Leverage Alternate Encoding](https://capec.mitre.org/data/definitions/267.html) _(Severity: High)_

## ATT&CK-Techniken

- [T1562.003 — Impair Defenses:Impair Command History Logging](https://attack.mitre.org/techniques/T1562/003/)
- [T1574.006 — Hijack Execution Flow:Dynamic Linker Hijacking](https://attack.mitre.org/techniques/T1574/006/)
- [T1574.007 — Hijack Execution Flow:Path Interception by PATH Environment ](https://attack.mitre.org/techniques/T1574/007/)
- [T1027 — Obfuscated Files or Information](https://attack.mitre.org/techniques/T1027/)

## Referenzen

- <https://github.com/simplepie/simplepie/issues/968>
- <https://github.com/simplepie/simplepie/pull/991>
- <https://github.com/abraxas/pfsense-rss-file-redirect>
- <https://github.com/simplepie/simplepie/blob/76cccb1b2c5dcaf44f304c925ab30c0f48643992/src/File.php#L160-L176>
- <https://github.com/simplepie/simplepie/blob/76cccb1b2c5dcaf44f304c925ab30c0f48643992/src/File.php#L289-L293>
- <https://github.com/simplepie/simplepie/blob/76cccb1b2c5dcaf44f304c925ab30c0f48643992/src/HTTP/Psr18Client.php#L75-L157>
- <https://github.com/simplepie/simplepie>
- <https://www.vulncheck.com/advisories/simplepie-through-1.9.0-local-file-read-via-file-redirect>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2026-111234/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_