CVE-2015-4852

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.950 · 100 %ileexploit · weaponizedDEEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 8 exploits · weaponized

Likely / severe?

95.0% (100th) EPSS

CVSS 7.5 · high

Is it mine?

28 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

added 2021-11-03remediate by 2022-05-03

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-27

Oracle WebLogic Server Deserialization of Untrusted Data Vulnerability

The WLS Security component in Oracle WebLogic Server 10.3.6.0, 12.1.2.0, 12.1.3.0, and 12.2.1.0 allows remote attackers to execute arbitrary commands via a crafted serialized Java object in T3 protocol traffic to TCP port 7001, related to oracle_common/modules/com.bea.core.apache.commons.collections.jar. NOTE: the scope of this CVE is limited to the WebLogic Server product.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Psecondary · FSTEC (BDU) RU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 3.9 · impact 5.9

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-502USprimaryCWE-77US

exploits (8)

Public proof-of-concept and weaponised exploit code.

exploit/multi/misc/weblogic_deserialize_rawobjectOracle Weblogic Server Deserialization RCE - Raw Objectweaponized · metasploit
EDB-46628Oracle Weblogic Server Deserialization RCE - Raw Object (Metasploit)functional · exploit_db
EDB-42806Oracle WebLogic Server 10.3.6.0 - Java Deserialization Remote Code ExecutionPoC · exploit_db
EDB-44552Websphere/JBoss/OpenNMS/Symantec Endpoint Protection Manager - Java Deserialization Remote Code ExecutionPoC · exploit_db
AndersonSingh/serialization-vulnerability-scannerCVE-2015-4852 Oracle WebLogic ScannerPoC · poc_in_github
nex1less/CVE-2015-4852nex1less/CVE-2015-4852PoC · poc_in_github

affected products (28)

Products and version ranges known to be affected.

IBM InfoSphere Information Server 11.7all versionscert_bundDEcpe:/a:ibm:infosphere_information_server:11.7
IBM QRadar SIEMall versionscert_bundDEcpe:/a:ibm:qradar_siem:-
IBM Tivoli Business Service Managerall versionscert_bundDEcpe:/a:ibm:tivoli_business_service_manager:-
n/a n/a≤ n/aenisa_euvdEU
Oracle Corp. Communications Application Session Controller≤ 3.7.1M0fstec_bduRU
Oracle Corp. Communications Performance Intelligence Center (PIC) Software≤ 10.2.1fstec_bduRU
Oracle Corp. Communications WebRTC Session Controller≤ 7.2fstec_bduRU
Oracle Corp. Oracle Retail Clearance Optimization Engine≤ 14.0fstec_bduRU
Oracle Corp. Oracle Retail Clearance Optimization Engine≤ 13.2fstec_bduRU
Oracle Corp. Oracle Retail Clearance Optimization Engine≤ 13.3fstec_bduRU
Oracle Corp. Oracle Retail Clearance Optimization Engine≤ 13.4fstec_bduRU
Oracle Corp. Retail Xstore Point of Service≤ 6.5fstec_bduRU
Oracle Corp. Retail Xstore Point of Service≤ 7.0fstec_bduRU
Oracle Corp. Retail Xstore Point of Service≤ 5.0fstec_bduRU
Oracle Corp. Retail Xstore Point of Service≤ 7.1fstec_bduRU
Oracle Corp. Retail Xstore Point of Service≤ 6.0fstec_bduRU
Oracle Corp. Retail Xstore Point of Service≤ 5.5fstec_bduRU
Oracle Corp. StorageTek Tape Analytics SW Tool≤ 2.2.1fstec_bduRU
Oracle Corp. WebLogic Server≤ 12.2.1.0fstec_bduRU
Oracle Corp. WebLogic Server≤ 12.1.2.0fstec_bduRU

showing 20 of 28

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2022-1375JFrog Artifactory: Mehrere SchwachstellenDeutsch2022-09-11csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in JFrog Artifactory ausnutzen, um seine Privilegien zu erweitern, beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen und einen Denial-of-Service-Zustand auszulösen.
WID-SEC-W-2022-1738IBM InfoSphere Information Server: Mehrere SchwachstellenDeutsch2022-10-16csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in IBM InfoSphere Information Server ausnutzen, um seine Privilegien zu erweitern, beliebigen Programmcode auszuführen, einen Cross-Site-Scripting-Angriff durchzuführen, Informationen offenzulegen, einen Denial of Service Zustand herbeizuführen, Dateien zu manipulieren oder Sicherheitsvorkehrungen zu umgehen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund NVD CVE.org MITRE

published 2015-11-18modified 2026-07-20

related (3,744)

Related entries.

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A critical remote code execution (RCE) vulnerability has been reported in PTC Windchill PDMlink and PTC FlexPLM. The vulnerability may be exploited through the deserialization of u…
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+3739 more

references (50)

External citations — patches, advisories, analysis.

scry

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