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VulnerabilityPublished

CVE-2026-83031: sites

Affects sitesSource GCVE Database

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Authoritative record:CVE-2026-83031· Critical 9.9

Not known to be exploited · CVSS 9.9 Critical.

Data as of 30 Oct 2026, 20:25 UTC

CVSS 3.1 base score
9.9Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.4% chance of exploitation in 30 days – higher than 37% 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:C/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.webcenter/sitespkg:maven/com.oracle.webcenter/sitesOther threatsAffected
  • =12.2.1.4.0
  • =14.1.2.0.0
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 for this vulnerability as part of the September 2026 Critical Security Patch Update. Users of Oracle WebCenter Sites versions 12.2.1.4.0 and 14.1.2.0.0 should apply the relevant patches promptly. Oracle strongly recommends remaining on actively supported versions and applying security patches without delay to mitigate exploitation risks.

Description

A critical vulnerability (CVE-2026-83031) exists in Oracle WebCenter Sites versions 12.2.1.4.0 and 14.1.2.0.0. This vulnerability allows a low privileged attacker with network access via HTTP to potentially take over Oracle WebCenter Sites, impacting confidentiality, integrity, and availability. The vulnerability may also affect additional Oracle products due to scope change. Oracle has released patches addressing this vulnerability in their September 2026 Critical Security Patch Update.

References

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