CVE•Published 2025-06-16•Modified 2026-06-02•1 article on news•7 live references•NVD data
CVE-2025-49794
Vulnerability data via NVD (ingested)
CVSS v3.1
9.1
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS percentile
63
Exploit Prediction Scoring System · top 37% of all CVEs
Weaknesses (CWE)
Description
A use-after-free vulnerability was found in libxml2. This issue occurs when parsing XPath elements under certain circumstances when the XML schematron has the <sch:name path="..."/> schema elements. This flaw allows a malicious actor to craft a malicious XML document used as input for libxml, resulting in the program's crash using libxml or other possible undefined behaviors.
Timeline
Published 2025-06-16
Modified 2026-06-02
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2025-49794Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2025-49794Censys host search filtered to this CVE id.
grep.app
CVE-2025-49794Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2025-49794GitHub code search for direct mentions.
Google dork
"CVE-2025-49794" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2025-49794 on GitHub.