CVE-2025-65503
Last modified
CVE-2025-65503 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Use after free in endpoint destructors in Redboltz async_mqtt 10.2.5 allows local users to cause a denial of service via triggering SSL initialization failure that results in incorrect destruction order between io_context and endpoint objects.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.
Description
Use after free in endpoint destructors in Redboltz async_mqtt 10.2.5 allows local users to cause a denial of service via triggering SSL initialization failure that results in incorrect destruction order between io_context and endpoint objects.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Redboltz | Async Mqtt | 10.2.5 |
References
- https://github.com/redboltz/async_mqtt/issues/436Exploit, Issue Tracking, Patch
- https://github.com/redboltz/async_mqtt/pull/437Issue Tracking, Patch
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-65503?
How severe is CVE-2025-65503?
How do I fix CVE-2025-65503?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2025
- CVE-2025-65498NULL pointer dereference in coap_dtls_generate_cookie() in s…4.3
- CVE-2025-65499Array index error in tls_verify_call_back() in src/coap_open…4.3
- CVE-2025-6550The The Pack Elementor addon plugin for WordPress is vulnera…5.4
- CVE-2025-65500NULL pointer dereference in coap_dtls_generate_cookie() in s…4.3
- CVE-2025-65501Null pointer dereference in coap_dtls_info_callback() in OIS…4.3
- CVE-2025-65502Null pointer dereference in add_ca_certs() in Cesanta Mongoo…4.3
- CVE-2025-6551A vulnerability was found in java-aodeng Hope-Boot 1.0.0 and…5.4
- CVE-2025-65512A Server-Side Request Forgery (SSRF) vulnerability was disco…7.5
- CVE-2025-65513fetch-mcp v1.0.2 and before is vulnerable to Server-Side Req…7.5
- CVE-2025-65516A stored cross-site scripting (XSS) vulnerability was discov…6.1
- CVE-2025-65518Plesk Obsidian versions 8.0.1 through 18.0.73 are vulnerable…7.5
- CVE-2025-65519mayswind ezbookkeeping versions 1.2.0 and earlier contain a …6.5
Are you affected by CVE-2025-65503?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST