# CVE-2026-61870 — ImageMagick

> As of 2026-07-11, CVE-2026-61870 is a LOW-severity vulnerability in ImageMagick, CVSS v3.1 2.9, EPSS 0.1% (1.2th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-61870 as of 2026-07-11; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-07-11

## What is CVE-2026-61870?

ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the VIFF encoder when memory allocation fails. Attackers can trigger allocation failures by processing specially crafted VIFF images to exhaust available memory and cause denial of service.

The record classifies CVE-2026-61870 under weakness class [CWE-401](https://intel.threadlinqs.com/cwe/CWE-401). Its CVSS v3 base vector states that the flaw requires local access to the host, needs no prior authentication, needs no user interaction. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 86 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 2.9 — LOW (`CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L`)
- **CVSS v4.0 base score:** 2.1 (`CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N`)
- **EPSS (FIRST):** 0.1% probability of exploitation in the next 30 days, higher than 1.2% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 1.5/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-07-11

## Is CVE-2026-61870 being exploited?

It currently carries a trending score of 30 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [ImageMagick](https://intel.threadlinqs.com/vendors/imagemagick): ImageMagick

## How to fix CVE-2026-61870

No vendor patch reference has been recorded for CVE-2026-61870 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-2026-61870

No threat campaign in the Threadlinqs corpus currently references CVE-2026-61870, 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 2026-07-12. This product uses the NVD API but is not endorsed or certified by the NVD.

**Vendor advisory and patch**

- [github.com — vendor advisory](https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-m596-67p7-69wh)

**Third-party advisory**

- [vulncheck.com — third party advisory](https://www.vulncheck.com/advisories/imagemagick-before-26-memory-leak-via-viff-encoder)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-61870
Full detection coverage and IOCs for threats exploiting CVE-2026-61870 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp