Overview
CVE-2025-43510 has been added to the CISA Known Exploited Vulnerabilities catalog. Published on December 12, 2025. Threat actors are actively exploiting this vulnerability in real-world attacks.
A memory corruption issue was addressed with improved lock state checking.
Threat Intelligence
| Metric | Value |
|---|---|
| CVE ID | CVE-2025-43510 |
| Severity | HIGH |
| CVSS Score | 0.0/10 |
| CISA KEV | ✅ Yes — Actively Exploited |
| KEV Date Added | March 20, 2026 |
| Remediation Deadline | April 03, 2026 |
| EPSS Score | 0.3% exploit probability |
| EPSS Percentile | Top 100% of all CVEs |
Why This Matters
This vulnerability has been added to the CISA Known Exploited Vulnerabilities (KEV) catalog, which means threat actors are actively exploiting it in real-world attacks.
Federal agencies are required to remediate by April 03, 2026. All organizations should treat this deadline as a strong recommendation.
Recommended Actions
- Verify exposure — Determine if your environment uses the affected software.
- Apply patches — Update to the latest version as soon as a fix is available.
- Monitor for compromise — Check logs for unusual activity.
- Meet the deadline — CISA recommends remediation by April 03, 2026.
References
CVE data aggregated from the National Vulnerability Database (NVD), CISA Known Exploited Vulnerabilities catalog, and FIRST EPSS. Analysis updated as new intelligence becomes available. Last updated: 2026-04-03.