---
title: "CVE-2026-95521: rpm - Command Injection"
description: "rpm contains a command injection caused by processing source or spec file basenames with %() macro constructs during source RPM install or rebuild, letting attackers execute arbitrary commands as the invoking user, exploit requires processing untrusted .src.rpm files."
url: https://panop.io/threat-heartbeat/CVE-2026-95521/
---

# CVE-2026-95521 rpm - Command Injection

rpm contains a command injection caused by processing source or spec file basenames with %() macro constructs during source RPM install or rebuild, letting attackers execute arbitrary commands as the invoking user, exploit requires processing untrusted .src.rpm files.

CVSS base score 7.8 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.58% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-95521)

## Details

Type

Command Injection

Impact

Remote Code Execution

CVSS vector

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

Published

24 September 2026

Updated

15 October 2026

Weakness

[CWE-78](https://cwe.mitre.org/data/definitions/78.html)

## Vendor fix

Update to the latest rpm version with the fix applied.

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-2026-95521](https://nvd.nist.gov/vuln/detail/CVE-2026-95521)
- [https://access.redhat.com/security/cve/CVE-2026-95521](https://access.redhat.com/security/cve/CVE-2026-95521)
- [https://bugzilla.redhat.com/show\_bug.cgi?id=2537812](https://bugzilla.redhat.com/show_bug.cgi?id=2537812)

[← All CVEs](https://panop.io/threat-heartbeat/)

## 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

Panop answers these inside your environment, for this CVE and every other finding.

[Book a demo](https://panop.io/demo)