---
title: "CVE-2026-100615: Cap-go - Broken Access Control"
description: "Cap-go capgo.app < 12.267.1 contains a broken access control vulnerability caused by failure to validate target API key privilege during rotation, letting attackers with apikey_manager role escalate privileges by rotating higher-privileged sibling keys and obtaining plaintext credentials, exploit requires attacker to have apikey_manager role."
url: https://panop.io/threat-heartbeat/CVE-2026-100615/
---

# CVE-2026-100615 Cap-go - Broken Access Control

Cap-go capgo.app < 12.267.1 contains a broken access control vulnerability caused by failure to validate target API key privilege during rotation, letting attackers with apikey\_manager role escalate privileges by rotating higher-privileged sibling keys and obtaining plaintext credentials, exploit requires attacker to have apikey\_manager role.

CVSS base score 8.8 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.31% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-100615)

## Details

Type

Broken Access Control

Impact

Privilege Escalation, Information Disclosure

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Published

26 September 2026

Updated

15 October 2026

Weakness

[CWE-269](https://cwe.mitre.org/data/definitions/269.html)

## Vendor fix

Update to version 12.267.1 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-100615](https://nvd.nist.gov/vuln/detail/CVE-2026-100615)
- [https://github.com/Cap-go/capgo.app/security/advisories/GHSA-8h52-44r7-w343](https://github.com/Cap-go/capgo.app/security/advisories/GHSA-8h52-44r7-w343)
- [https://www.vulncheck.com/advisories/cap-go-capgo-app-before-12.267.1-privilege-escalation-via-api-key-rotation](https://www.vulncheck.com/advisories/cap-go-capgo-app-before-12.267.1-privilege-escalation-via-api-key-rotation)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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