---
title: "CVE-2026-82379: Apache Roller - Authentication Bypass"
description: "Apache Roller 6.1.5 contains an authentication bypass caused by capture-replay of WSSE digest authentication headers without nonce uniqueness or timestamp freshness enforcement, letting attackers gain AtomPub authority, exploit requires non-default AtomPub API with WSSE and plaintext-compatible password storage."
url: https://panop.io/threat-heartbeat/CVE-2026-82379/
---

# CVE-2026-82379 Apache Roller - Authentication Bypass

Apache Roller 6.1.5 contains an authentication bypass caused by capture-replay of WSSE digest authentication headers without nonce uniqueness or timestamp freshness enforcement, letting attackers gain AtomPub authority, exploit requires non-default AtomPub API with WSSE and plaintext-compatible password storage.

CVSS base score 7.7 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.37% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-82379)

## Details

Type

Authentication Bypass

Impact

Broken Authentication

CVSS vector

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

Published

28 September 2026

Updated

15 October 2026

Weakness

[CWE-294](https://cwe.mitre.org/data/definitions/294.html)

## Vendor fix

Upgrade to Apache Roller 6.1.6 or later which removes WSSE as an AtomPub authentication method.

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-2026-82379](https://nvd.nist.gov/vuln/detail/CVE-2026-82379)
- [https://github.com/apache/roller/pull/166](https://github.com/apache/roller/pull/166)
- [https://lists.apache.org/thread/bg5r225c3z4148z6kf7s3fwwgrs2lx02](https://lists.apache.org/thread/bg5r225c3z4148z6kf7s3fwwgrs2lx02)
- [http://www.openwall.com/lists/oss-security/2026/09/25/12](http://www.openwall.com/lists/oss-security/2026/09/25/12)

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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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