# Opera vulnerabilities

Source: https://junglewise.ai/threats/vendors/opera  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 12 November 2026, 14:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/opera.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 4 vulnerabilities in Opera: 1 in the last 7 days and 3 in the last 90 days, 2 of them critical and 2 exploited in the wild. The most recent, CVE-2026-123139, was published on 12 November 2026. Nothing was published in the last eight weeks. 1 technology has a page of its own.

## Counts

- Last 7 days: 1
- Last 30 days: 1
- Last 90 days: 3
- All time: 4 (2 critical, 2 exploited in the wild)

## About Opera

Opera is a web browser developed by Opera Software.

## Latest Opera vulnerabilities

- [CVE-2026-123139: Opera Neon MCP Hub improper communication channel verification](https://junglewise.ai/threats/cve-2026-123139-improper-verification-of-the-source-of-a-communication-channel) (info, published 12 Nov 2026)
- [CVE-2026-87491: Google Chromium V8 out-of-bounds write in JavaScript engine](https://junglewise.ai/threats/cve-2026-87491-google-chromium-v8-out-of-bounds-write-in-javascript-engine) (critical, exploited in the wild, CVSS 8.8, published 9 Sep 2026)
- [CVE-2026-85046: Google Chromium V8 type confusion vulnerability](https://junglewise.ai/threats/cve-2026-85046-google-chromium-v8-type-confusion-vulnerability) (critical, exploited in the wild, CVSS 8.8, published 3 Sep 2026)
- [CVE-2016-6908: Opera Browser for Android URL spoofing via RTL characters](https://junglewise.ai/threats/cve-2016-6908-opera-browser-for-android-url-spoofing-via-rtl-characters) (medium, CVSS 6.1, published 26 Jan 2017)

## Most severe Opera vulnerabilities

- [CVE-2026-85046: Google Chromium V8 type confusion vulnerability](https://junglewise.ai/threats/cve-2026-85046-google-chromium-v8-type-confusion-vulnerability) (critical, exploited in the wild, CVSS 8.8, published 3 Sep 2026)
- [CVE-2026-87491: Google Chromium V8 out-of-bounds write in JavaScript engine](https://junglewise.ai/threats/cve-2026-87491-google-chromium-v8-out-of-bounds-write-in-javascript-engine) (critical, exploited in the wild, CVSS 8.8, published 9 Sep 2026)
- [CVE-2016-6908: Opera Browser for Android URL spoofing via RTL characters](https://junglewise.ai/threats/cve-2016-6908-opera-browser-for-android-url-spoofing-via-rtl-characters) (medium, CVSS 6.1, published 26 Jan 2017)
- [CVE-2026-123139: Opera Neon MCP Hub improper communication channel verification](https://junglewise.ai/threats/cve-2026-123139-improper-verification-of-the-source-of-a-communication-channel) (info, published 12 Nov 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 1 | 1 | 1 |
| 7 Sep 2026 | 1 | 1 | 1 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 1 | 0 | 0 |

## Opera technologies

- [Opera Browser](https://junglewise.ai/threats/technologies/opera-browser): 3 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Opera vulnerabilities", https://junglewise.ai/threats/vendors/opera, 12 November 2026.