CVE-2025-49794Critical· 9.1▾ MidnightA 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 …
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 50.1 · likelihood 0.2 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Jul 4.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.7%
Last analysed / modified upstream
0.7% → 0.8%
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.
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2025-49795High· 7.5A NULL pointer dereference vulnerability was found in libxml2 when processing XPath XML expressions
CVE-2025-7425High· 7.8A flaw was found in libxslt where the attribute type, atype, flags are modified in a way that corrupts internal memory management
CVE-2025-49796Critical· 9.1A vulnerability was found in libxml2
CVE-2025-6021High· 7.5A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead to a stack-based buffer overflow
CVE-2026-80947High· 7.0kernel: wifi: rtl8xxxu: fix use-after-free from rx_urb_wq on stop (CVE-2026-80947)
CVE-2026-80950Medium· 5.5kernel: i3c: renesas: Check that the transfer is valid before accessing it (CVE-2026-80950)