# CVE-2026-79079

> As of 2026-09-22, CVE-2026-79079 is a HIGH-severity vulnerability, CVSS v3.1 7.8, EPSS 0.1% (4.6th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-79079 as of 2026-09-22; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-09-22

## What is CVE-2026-79079?

An issue in CrossWire Xiphos <= 4.3.2 allows a local attacker to execute arbitrary code via the src/main/url.cc and src/gtk/menu_popup.c components

The record classifies CVE-2026-79079 under weakness class [CWE-78](https://intel.threadlinqs.com/cwe/CWE-78). 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 14 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 4.6% 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:** 2026-09-21, last modified 2026-09-22

## Is CVE-2026-79079 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-2026-79079 in the tracked sources. The vendor advisory and the references below are the authoritative statement of what is affected.

## How to fix CVE-2026-79079

No vendor patch reference has been recorded for CVE-2026-79079 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-2026-79079

No threat campaign in the Threadlinqs corpus currently references CVE-2026-79079, 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, FIRST EPSS. Last verified by Threadlinqs on 2026-09-23.

**Other references**

- [github.com](https://github.com/crosswire/xiphos/pull/1314/commits/68bbe3063b601537d1e505dd1a4560d51811a9e0)
- [gist.github.com](https://gist.github.com/lggcs/c1f98ce55ced44472651b9590d9f199a)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-79079
Full detection coverage and IOCs for threats exploiting CVE-2026-79079 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp