Zoom Products Multiple Vulnerabilities
CSIRTS triage
- What
- Zoom products contain multiple unspecified vulnerabilities.
- Who is affected
- Zoom users and deployments running affected versions.
- Urgency
- Moderate; no active exploitation reported.
- Action
- Update Zoom to the latest patched version addressing the four reported CVEs.
AI-assisted analysis generated from the source advisory — verify against the original.
Details
Original advisory: https://www.hkcert.org/security-bulletin/zoom-products-multiple-vulnerabilities_20260812
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Moderate exploitation riskCVE-2026-534135.6% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 92% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-534140.39% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 32% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-534150.55% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 43% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-534160.17% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 6% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-53413 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-53414 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-53415 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-53416 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- high[NEW] [high] Zoom Video Communications Workplace and Rooms: Multiple Vulnerabilitiescert-bund
- unknownNCSC-2026-0293 [1.00] [M/H] Vulnerabilities patched in Zoomncsc-nl
- highCVE-2026-53416: Path traversal in Zoom VDI Client and Plugins may allow an authenticated user to conduct infor…nvd
- highCVE-2026-53415: Use after Free in the annotator function of Zoom Clients may allow a meeting participant to ac…nvd
- mediumCVE-2026-53414: Missing bounds check in the annotator function of Zoom Clients allows buffer over-read, which …nvd
- highCVE-2026-53413: Missing bounds check in the annotator function of Zoom Clients allows buffer over-write, which…nvd
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