Watch card · compiled automatically, not analysed
CVE-2026-96656
Plex Media Server before 1.43.3.10861 allows an admin user to write arbitrary files that may be executed on load. The preference TranscoderH264Options is…
AI summaryPlex Media Server before 1.43.3.10861 lets an admin user write arbitrary files that may run on load; listed as exploited (KEV).
Our research pipeline compiles this page from public data. It contains no human judgement from PlainCVE; rely on the original advisories for facts.
Our status
Write-up in review — A write-up is done and waiting for human review.
Key numbers
- CVSS
- 8.6 v4.0
- CISA KEV
- Listed (2026-10-20)
- EPSS
- 0.76% (7 days ago 0.40%)
- Momentum
- 28.6 Rising fast
Timeline
How much time similar vulnerabilities gave
This item is not mapped to a category yet, so here are the overall numbers: of 390 vulnerabilities disclosed since 2025 and added to KEV, the median time from disclosure to KEV was 5 days; 54% were added within 7 days.
This one: added to KEV 27 days after disclosure.
Counts only vulnerabilities CISA has confirmed as exploited; disclosure is the NVD publication date, which can differ from the vendor advisory.
Action required by CISA (original text)
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable.Deadline for US federal agencies: 2026-10-23
What drives the momentum
- Added to KEV+28.6
Primary sources
Watch cards update with This week every 3 hours. Once we write this up, this URL will point to the write-up.