CVE-2026-61091: Vulnerability in the Oracle Communications Billing and Revenue Management product of Oracle Communications (co

Routine

HIGH 7.8DOWNGRADE

CVE-2026-61091 is a high-severity flaw (CVSS 7.8) affecting communications billing and revenue management. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Oracle Communications Billing and Revenue Management product of Oracle Communications (component: BRM Server). Supported versions that are affected are 15.0.0.0.0, 15.0.1.0.0, 15.1.0.0.0 and 15.2.0.0.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Communications Billing and Revenue Management executes to compromise Oracle Communications Billing and Revenue Man

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 95%)
CISA exploited list	No
Weakness	CWE-269
Published	2026-07-21
Last modified	2026-10-24

Publisher (CNA): Oracle · Vendor: oracle

Last updated 2026-10-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-21 22:18 UTCPublished CVE record published
2026-10-24 15:10 UTCUpdated Record last modified

oracle communications billing and revenue management DOWNGRADE

Affected: 15.0.0.0.0 · 15.0.1.0.0 · 15.1.0.0.0 · 15.2.0.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 15.0.0.0.0

1. Check installed version

apt-cache policy communications-billing-and-revenue-management || rpm -q communications-billing-and-revenue-management || communications-billing-and-revenue-management --version

2. No fixed release: DOWNGRADE to a release before 15.0.0.0.0 (Debian / Ubuntu)

apt-cache madison communications-billing-and-revenue-management sudo apt install communications-billing-and-revenue-management=<VERSION_BEFORE_15.0.0.0.0> sudo apt-mark hold communications-billing-and-revenue-management

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list communications-billing-and-revenue-management sudo dnf downgrade communications-billing-and-revenue-management-<VERSION_BEFORE_15.0.0.0.0> sudo dnf versionlock add communications-billing-and-revenue-management

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-61091?

communications billing and revenue management: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-61091 being exploited?

CVE-2026-61091 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-61091 affect?

CVE-2026-61091 affects communications billing and revenue management. Severity is high (CVSS 7.8). Vulnerability in the Oracle Communications Billing and Revenue Management product of Oracle Communications (component: BRM Server). Supported versions that are affected are 15.0.0.0.0, 15.0.1.0.0, 15.1.0.0.0 and 15.2.0.0.0. Easily exploit

How urgent is CVE-2026-61091?

Priority 29/100. High severity

Related CVEs

CVE-2026-61126 HIGH 7.8 UPGRADE Vulnerability in the Oracle Communications Billing and Revenue Management product of Oracle Communications (co

References

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