Description
Missing bounds check in the annotator function of Zoom Clients allows buffer over-write, which may allow a meeting participant to achieve remote code execution of another participant via network access.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Zoom Communications | Zoom Clients | see references | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
-
HORKimhab/CVE-2026-53413 ★ 0 · Aug 13, 2026
CVE-2026-53413 - Draft or TODO
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 2
- NCSC-2026-0293 Kwetsbaarheden verholpen in Zoom NCSC-NL (Netherlands) · Aug 12, 2026
- WID-SEC-2026-2763 Zoom Video Communications Workplace und Rooms: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 11, 2026