CVE-2026-34275: Vulnerability in the Oracle Advanced Inbound Telephony product of Oracle E-Business Suite (component: Setup an

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CRITICAL 9.8REMOTEUPGRADE

CVE-2026-34275 is a critical-severity flaw (CVSS 9.8) affecting advanced inbound telephony. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Oracle Advanced Inbound Telephony product of Oracle E-Business Suite (component: Setup and Administration). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Advanced Inbound Telephony. Successful attacks of this vulnerability can result in takeover of Oracle Advanced Inbound Telephony. CVSS 3.1 Base Sco

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Weakness	CWE-306
Published	2026-04-21
Last modified	2026-10-26

Publisher (CNA): Oracle · Vendor: oracle

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-21 21:16 UTCPublished CVE record published
2026-10-26 21:10 UTCUpdated Record last modified

oracle advanced inbound telephony UPGRADE

Affected: >= 12.2.3 and <= 12.2.15

Fixed in: newer than 12.2.15

Safe to downgrade to: a release before 12.2.3

1. Check installed version

apt-cache policy advanced-inbound-telephony || rpm -q advanced-inbound-telephony || advanced-inbound-telephony --version

2. UPGRADE to newer than 12.2.15 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade advanced-inbound-telephony

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade advanced-inbound-telephony

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 12.2.3 (Debian / Ubuntu)

apt-cache madison advanced-inbound-telephony sudo apt install advanced-inbound-telephony=<VERSION_BEFORE_12.2.3> sudo apt-mark hold advanced-inbound-telephony

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list advanced-inbound-telephony sudo dnf downgrade advanced-inbound-telephony-<VERSION_BEFORE_12.2.3> sudo dnf versionlock add advanced-inbound-telephony

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-2026-34275?

advanced inbound telephony: upgrade to newer than 12.2.15. Exact commands for each OS are on this page.

Is CVE-2026-34275 being exploited?

CVE-2026-34275 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-2026-34275 affect?

CVE-2026-34275 affects advanced inbound telephony. Severity is critical (CVSS 9.8). Vulnerability in the Oracle Advanced Inbound Telephony product of Oracle E-Business Suite (component: Setup and Administration). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows unauthenticat

How urgent is CVE-2026-34275?

Priority 47/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-60491 MEDIUM 6.3 UPGRADE Vulnerability in the Oracle Advanced Inbound Telephony product of Oracle E-Business Suite (component: SDK clie
CVE-2026-61256 MEDIUM 6.3 UPGRADE Vulnerability in the Oracle Advanced Inbound Telephony product of Oracle E-Business Suite (component: Servers)

References

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