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BREW-xml2rfc-CVE-2025-11059 — xml2rfc is vulnerable to arbitrary file reads through prepped files

2026-11-11T17:11:58.569983+00:00

Affected: Homebrew: xml2rfc

### Impact

When generating PDF files, this vulnerability allows an attacker to read arbitrary files from the filesystem by injecting malicious link element into the prepped RFCXML.

### Workarounds

Test untrusted input with `link` elements with `rel="attachment"` before processing.

### References This is related to [GHSA-cfmv-h8fx-85m7](https://github.com/ietf-tools/xml2rfc/security/advisories/GHSA-cfmv-h8fx-85m7).

PYSEC-2026-2057 — xml2rfc is vulnerable to arbitrary file reads through prepped files

2026-11-11T17:11:58.570070+00:00

Affected: PyPI: xml2rfc

### Impact

When generating PDF files, this vulnerability allows an attacker to read arbitrary files from the filesystem by injecting malicious link element into the prepped RFCXML.

### Workarounds

Test untrusted input with `link` elements with `rel="attachment"` before processing.

### References This is related to [GHSA-cfmv-h8fx-85m7](https://github.com/ietf-tools/xml2rfc/security/advisories/GHSA-cfmv-h8fx-85m7).