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CVE-2026-118414Apache Roller cross-site scripting

Low priorityMedium5.4EPSS not scored yet

CVE-2026-118414 is a cross-site scripting in Apache Roller, rated medium (5.4 on CVSS 3.1).

Why this priority: Medium severity, with no exploitation signal.

Published · Updated · NVD status: Received

What it is

Input is written into a web page without escaping, so an attacker's script runs in the browser of anyone who views it.

How it is reached

An attacker can exploit it over the network, with an ordinary user account, but someone has to act first, such as opening a file or following a link.

What an attacker gains

The direct impact is limited: partial access to data or a partial outage. In practice, this kind of flaw lets an attacker act inside a signed-in user's browser session. The damage can spread past the vulnerable component into others.

Is it being exploited?

There is no public report of exploitation yet.

What to do

  1. No fixed version is listed yet. Find every place Apache Roller runs, watch the references for a fix, and plan a replacement if it is no longer supported.
  2. While there is no fix, review who holds accounts that can reach it.
  3. Warn the people who use it, and filter files and links on the way in.

Description from NVD

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Apache Roller 6.1.2 through 6.1.6 allows a weblog administrator to store script that runs in the browsers of the weblog's members when they open their main menu. The HTML-stripping routine kept a tag that was not closed, and the main menu printed the weblog description without escaping. Users are recommended to upgrade to Apache Roller 6.1.7 or later.

What this means for your architecture.

A CVE names a product. Whether it matters depends on where that product sits in your systems: what reaches it, which trust boundary it guards and what it can reach once compromised. Veriom maps your components, their relationships and your trust boundaries from your code, cloud and delivery evidence, so you can see where a component like this sits. The radar itself does not look at your systems.

Components it touches

  • Web front ends and single-page apps. The flaw sits between a user's browser and the web application.
  • Admin consoles served to a browser. The flaw sits between a user's browser and the web application.

Trust boundaries in play

  • Authenticated network access. An account is needed, so exposure follows who can sign in: customers, partners or staff.
  • People who open files and links. Mail, chat and browsers are the delivery path.
  • Isolation between components. The impact crosses out of the vulnerable component into others it should be isolated from.
  • Between a user's browser and the web application. An attacker who crosses it can act inside a signed-in user's browser session.

Questions to answer about your own systems

  • Where does Apache Roller run in your systems, and at which version?
  • Which of those instances can be reached from the internet or partner networks?
  • What can it reach once compromised: which data stores, secrets and services?

Sources

  • CVE records and CVSS scores from the NVD CVE API. This product uses the NVD API but is not endorsed or certified by the NVD.
  • Exploitation status from CISA’s Known Exploited Vulnerabilities catalog.
  • Exploit likelihood from FIRST’s Exploit Prediction Scoring System (EPSS), refreshed daily.
  • Explanations are written by Veriom from fixed templates over each record’s data, not by a person reviewing each CVE. Descriptions are quoted from the records as published.