# CVE-2026-67961

> As of 2026-08-18, CVE-2026-67961 is a HIGH-severity vulnerability, CVSS v3.1 7.8, EPSS 0.1% (4.8th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-67961 as of 2026-08-18; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-08-18

## What is CVE-2026-67961?

An issue in O2OA v.10.0.2 allows a local attacker to execute arbitrary code via the the sandbox mechanism of the Invoke script execution.

The record classifies CVE-2026-67961 under weakness class [CWE-94](https://intel.threadlinqs.com/cwe/CWE-94). Its CVSS v3 base vector states that the flaw requires local access to the host, needs low-privilege credentials, needs no user interaction, and has high impact on confidentiality, integrity, availability. The identifier was first published 49 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 7.8 — HIGH (`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **EPSS (FIRST):** 0.1% probability of exploitation in the next 30 days, higher than 4.8% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 4.1/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-08-17, last modified 2026-08-18

## Is CVE-2026-67961 being exploited?

It currently carries a trending score of 31 in the Threadlinqs vulnerability feed.

## Affected products and versions

No affected-product or package list has been recorded for CVE-2026-67961 in the tracked sources. The vendor advisory and the references below are the authoritative statement of what is affected.

## How to fix CVE-2026-67961

No vendor patch reference has been recorded for CVE-2026-67961 in the tracked sources. Follow the references below for a fix, and treat any affected deployment as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-67961

No threat campaign in the Threadlinqs corpus currently references CVE-2026-67961, 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, NVD, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on 2026-08-18. This product uses the NVD API but is not endorsed or certified by the NVD.

**Other references**

- [reference1.example.com](https://reference1.example.com/x_program_center/jaxrs/invoke/)
- [github.com](https://github.com/user-attachments/files/30290070/O2OA.Invoke.Sandbox.Bypass.Vulnerability.Analysis.docx)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-67961
Full detection coverage and IOCs for threats exploiting CVE-2026-67961 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp