CVE-2026-61143: Vulnerability in the Oracle Communications Convergent Charging Controller product of Oracle Communications (co

Routine

MEDIUM 6.4DOWNGRADE

CVE-2026-61143 is a medium-severity flaw (CVSS 6.4) affecting communications convergent charging controller. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Oracle Communications Convergent Charging Controller product of Oracle Communications (component: Prov IF). Supported versions that are affected are 15.0.0.0.0 and 15.2.0.0.0. Difficult to exploit vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle Communications Convergent Charging Controller. Successful attacks require human interaction from a person other than the attacker. Su

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.4 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.3% (top 77%)
CISA exploited list	No
Weakness	CWE-284, CWE-304, CWE-601, CWE-640
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 convergent charging controller DOWNGRADE

Affected: 15.0.0.0.0 · 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-convergent-charging-controller || rpm -q communications-convergent-charging-controller || communications-convergent-charging-controller --version

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

apt-cache madison communications-convergent-charging-controller sudo apt install communications-convergent-charging-controller=<VERSION_BEFORE_15.0.0.0.0> sudo apt-mark hold communications-convergent-charging-controller

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

dnf --showduplicates list communications-convergent-charging-controller sudo dnf downgrade communications-convergent-charging-controller-<VERSION_BEFORE_15.0.0.0.0> sudo dnf versionlock add communications-convergent-charging-controller

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-2026-61143?

communications convergent charging controller: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-61143 being exploited?

CVE-2026-61143 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-2026-61143 affect?

CVE-2026-61143 affects communications convergent charging controller. Severity is medium (CVSS 6.4). Vulnerability in the Oracle Communications Convergent Charging Controller product of Oracle Communications (component: Prov IF). Supported versions that are affected are 15.0.0.0.0 and 15.2.0.0.0. Difficult to exploit vulnerability allows

How urgent is CVE-2026-61143?

Priority 28/100. No elevated risk signals yet.

References

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