CVE-2026-82989CVE-2026-82989
Updated under an hour ago ()
Does this affect you?
It affects Viewsonic vCast. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.67%, higher than 51% of scored CVEs.
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There is an input injection in vCast exposed network services in ViewSonic ViewBoard that allows a remote, unauthenticated attacker to inject arbitrary input into service endpoints via network-based HTTP requests to unauthenticated endpoints
- CVSS
- 9.8 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-147, CWE-74
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.67% (percentile 51)
- Assigned by
- certcc
- NVD analysis
- Deferred
- Record last updated
- Oct 6, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Viewsonic vCast viewsonic:vcast (from the name) | from v0.0.0 through v3.2.715 | CNA record |
References
- https://blog.l3afs.space/posts/Vcast-Viewsonic-RCE-chain/
- https://kb.cert.org/vuls/id/234131
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.