# CVE-2026-15507 — coollabsio Coolify

> As of 2026-07-13, CVE-2026-15507 is a MEDIUM-severity vulnerability in coollabsio Coolify, CVSS v3.1 6.3, EPSS 0.3% (25.3th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-15507 as of 2026-07-13; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-07-13

## What is CVE-2026-15507?

A vulnerability was detected in coollabsio Coolify up to 4.1.1. The impacted element is an unknown function of the file /app/Policies/ of the component Policy Handler. Performing a manipulation results in missing authorization. Remote exploitation of the attack is possible. The exploit is now public and may be used.

The record classifies CVE-2026-15507 under weakness classes [CWE-862](https://intel.threadlinqs.com/cwe/CWE-862), [CWE-863](https://intel.threadlinqs.com/cwe/CWE-863). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs low-privilege credentials, needs no user interaction. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 85 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 6.3 — MEDIUM (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R`)
- **CVSS v4.0 base score:** 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P`)
- **EPSS (FIRST):** 0.3% probability of exploitation in the next 30 days, higher than 25.3% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 4.2/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-07-12, last modified 2026-07-13

## Is CVE-2026-15507 being exploited?

It currently carries a trending score of 36 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [coollabsio](https://intel.threadlinqs.com/vendors/coollabsio): Coolify

## How to fix CVE-2026-15507

No vendor patch reference has been recorded for CVE-2026-15507 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-2026-15507

No threat campaign in the Threadlinqs corpus currently references CVE-2026-15507, 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 2026-07-14.

**Exploit and proof of concept**

- [github.com — exploit](https://github.com/lakshayyverma/CVE-Discovery/blob/main/coolify-resource-policy-stubs.zip)

**Third-party advisory**

- [vuldb.com — signature](https://vuldb.com/vuln/377836/cti)
- [vuldb.com — third party advisory](https://vuldb.com/cve/CVE-2026-15507)
- [vuldb.com — third party advisory (845670)](https://vuldb.com/submit/845670)

**Vulnerability database entry**

- [vuldb.com — vdb entry](https://vuldb.com/vuln/377836)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-15507
Full detection coverage and IOCs for threats exploiting CVE-2026-15507 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp