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VulnerabilityPublished

CVE-2026-83209: siebel-crm-development-workflow

Affects siebel-crm-development-workflowSource GCVE Database

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Authoritative record:CVE-2026-83209· High 8.8

Not known to be exploited · CVSS 8.8 High.

Data as of 31 Oct 2026, 08:20 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.4% chance of exploitation in 30 days – higher than 36% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 15 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Mavencom.oracle.siebel/siebel-crm-development-workflowpkg:maven/com.oracle.siebel/siebel-crm-development-workflowOther threatsAffected
  • >=17.0 <=26.7
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Oracle has released security patches addressing this vulnerability as part of the September 2026 Critical Security Patch Update. Customers are strongly advised to apply the relevant patches promptly to affected versions 17.0 through 26.7 of Siebel CRM Development. Oracle recommends remaining on actively supported versions and applying security patches without delay to prevent exploitation.

Description

A vulnerability exists in the Workflow component of Oracle Siebel CRM Development product versions 17.0 through 26.7. This flaw allows a low privileged attacker with network access via HTTP to potentially take over the Siebel CRM Development environment. The vulnerability has a high CVSS 3.1 base score of 8.8, indicating significant impacts on confidentiality, integrity, and availability.

References

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