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CriticalVulnerabilityCVE-2026-101765updated 25 Oct 2026, 15:24 UTC

Oracle Billing and Revenue Management server flaw lets attackers read and change data

A weakness in Oracle's billing server lets someone on the network reach it over HTTP without logging in. They could read, change, or delete billing records.

Official, 2 sources
SeverityCriticalCVSS 9.1 of 10
Being exploited?UnclearNo reports either way yet
Fix available?UnclearNo fixed version published in the sources yet
How sure is this?Official, 2 sourcesBacked by an official source

How the attack works simplified

  1. 1Remote attackerNo login or credentials needed
  2. 2HTTP requestSent over the network to BRM Server
  3. 3BRM Server flawFlaw lets requests bypass access checks
  4. 4Billing dataRecords can be read, changed, or deleted
  5. ResultAttacker reads and alters billing data

What happened

Oracle Communications Billing and Revenue Management (BRM Server) contains an easily exploitable flaw that allows unauthenticated network attackers to gain unauthorized access, rated CVSS 9.1.

Why it is dangerous: Successful attacks can create, delete, or modify critical billing data or gain access to all data in the BRM system. Telecom and service providers running BRM are at risk.

Are you affected?

You are affected if you run Oracle Communications Billing and Revenue Management BRM Server 15.0.0.0.0, 15.0.1.0.0, 15.1.0.0.0, or 15.2.0.0.0 with the server reachable over HTTP from the network.

Oracle Communications Billing and Revenue Management (BRM Server): 15.0.0.0.0, 15.0.1.0.0, 15.1.0.0.0, 15.2.0.0.0

What to do

  1. Check whether your BRM Server version is 15.0.0.0.0, 15.0.1.0.0, 15.1.0.0.0, or 15.2.0.0.0
  2. Restrict network access to the BRM HTTP interface to trusted hosts only
  3. Apply the patch or update from Oracle's security advisory for this CVE as soon as it is available

Timeline

  1. 20 Oct 2026, 22:18 UTC
    Publicly disclosed
  2. 20 Oct 2026, 22:18 UTC
    Reported by NVD · NVD
  3. 25 Oct 2026, 15:24 UTC
    GitHub Advisory reported on it · GitHub Advisory

Sources 2 reports, oldest first

Official vendor, government CERT or advisory database

Technical details

ID
CVE-2026-101765 · GHSA-q2qg-55fp-jhpg
CVSS
9.1 / 10
EPSS
0.4% chance of exploitation within 30 days
Disclosed
20 Oct 2026, 22:18 UTC
On Zero Radar
before the radar started
Last change
25 Oct 2026, 15:24 UTC

The plain-language parts and the attack diagram were written by an AI model (anthropic/claude-haiku-5.5) from the sources above. Facts like versions, exploitation and dates come from the sources themselves. How Zero Radar works

Oracle Billing and Revenue Management server flaw lets attackers read and change data · Zero Radar