CVE-2026-82971 — QVidium Opera11
As of 2026-09-01, CVE-2026-82971 is a CRITICAL-severity vulnerability in QVidium Opera11, CVSS v3.1 10, EPSS 1.8% (77.9th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-82971 as of 2026-09-01; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.
Last updated: 2026-09-01
What is CVE-2026-82971?
A vulnerability was determined in QVidium Opera11 3.3.2a26-Ax4x-opera11. This affects an unknown part of the file /cgi-bin/net_tr.cgi of the component CGI Script. This manipulation of the argument ipaddr causes command injection. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor explains: "QVidium has now closed its doors and no longer will be able to sell products or provide support." This vulnerability only affects products that are no longer supported by the maintainer.
The record classifies CVE-2026-82971 under weakness classes CWE-77, CWE-74. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality, integrity, availability. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 18 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 10 — CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R - CVSS v4.0 base score
- 10
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P - EPSS (FIRST)
- 1.8% probability of exploitation in the next 30 days, higher than 77.9% of all scored CVEs
- CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Threadlinqs priority
- 8.1/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- Published
- 2026-08-31, last modified 2026-09-01
Is CVE-2026-82971 being exploited?
It currently carries a trending score of 49 in the Threadlinqs vulnerability feed.
Affected products and versions
- QVidium: Opera11
How to fix CVE-2026-82971
No vendor patch reference has been recorded for CVE-2026-82971 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.
Threat activity tracking CVE-2026-82971
No threat campaign in the Threadlinqs corpus currently references CVE-2026-82971, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.
Sources
Enriched from CVE.org, GitHub Security Advisories, FIRST EPSS. Last verified by Threadlinqs on .
Exploit and proof of concept
Technical analysis
Third-party advisory
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