CVE-2025-49794Disclosure

LOWCVSS 9.1 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD 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.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-825

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-07-08: 1Technical Details · 2026-07-08: 107-08
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
Full discourse1 post
  • BREACHSPIDER@breachspider
    Disclosure

    [CVE Analysis] CVE-2025-49794: Memory Corruption in Siemens SINEC OS Exposes RUGGEDCOM RST2428P Substation Switches https://breachspider.com/intel/2026-07-08-cve-2025-49794-memory-corruption-in-siemens-sinec-os-exposes #ICS #OTSecurity #SCADA #CriticalInfrastructure

    Post summary

    The snippet announces a memory corruption vulnerability (CVE‑2025‑49794) in Siemens SINEC OS affecting Ruggedcom RST2428P substation switches, providing technical details but no PoC, exploit code, or patch information.

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    2.3K followersView on X

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