What is CVE-2019-2725?

CVE-2019-2725 is Oracle WebLogic Server, Injection. The supplied enrichment data classifies it as Injection mapped to CWE-74 Injection.

Which versions are affected?

Affected product and version evidence is listed in the product table above. Current public advisories should be checked for exact version scope before patch targeting is finalized.

Is there active exploitation?

Yes: CISA KEV signal present. If exploitation is not confirmed from current sources, teams should document that status and continue monitoring KEV, vendor, and telemetry updates.

Yes. The supplied enrichment data lists CVE-2019-2725 in CISA KEV with required action: Apply updates per vendor instructions.. KEV status should be monitored because it can change after initial disclosure or after exploitation becomes publicly confirmed.

Is there a public exploit?

258 public PoC repositories reported; 2 marked weaponized in current dataset. Public exploit or PoC availability should raise triage priority, especially for exposed or business-critical systems.

How can defenders detect it?

Start with web/proxy/WAF logs, application logs, network IDS/IPS, database audit logs where available. Look for vulnerability-class behavior, product errors, suspicious authentication events, exploit probes, and abnormal process activity based only on evidence that applies to the affected product.

How should teams prioritize it?

Prioritize CVE-2019-2725 using CVSS 9.8, EPSS 100%, KEV status, public PoC status, and asset exposure. Internet-facing, privileged, or business-critical deployments should be handled first.

Are workarounds available?

The supplied mitigation guidance says to apply vendor patches and restrict external exposure until fixed. Fixed-version evidence is listed in the mitigation section above.

Which threat actors are linked publicly?

Publicly linked actor or ransomware signals in the supplied enrichment data: APT 29 (), Ransomware use: Known. Do not attribute exploitation to a threat actor unless the source evidence explicitly supports that linkage.

What should be done in the next 24 hours?

Identify exposed assets running affected vendor/product/version combinations. Treat as emergency remediation because CISA KEV status is present. Search available logs for exploit probes, errors, authentication anomalies, or suspicious child processes matching the vulnerability class. Open remediation tickets with affected assets, owners, evidence status, and detection coverage so decisions are traceable.

CISA KEVRansomwarecriticalInjectionpublic exploit

CVE-2019-2725

CVE-2019-2725 — Oracle WebLogic Server, Injection

Vulnerability in the Oracle WebLogic Server component of Oracle Fusion Middleware (subcomponent: Web Services). Supported versions that are affected are 10.3.6.0.0 and 12.1.3.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.0 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Published Apr 26, 2019Updated Aug 25, 2026Sources: NVD, Oracle Corporation (CNA), CISA, FIRST EPSS, GitHub, Exploit-DB, SOCRadar CTI

Triage

Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.

Exploitation

Confirmed

CISA KEV, listed Jan 10, 2022

EPSS

100%

top of FIRST's scoreset

Affects

Oracle

Tape Library ACSLS

CVSS base

9.8

critical · 3 sources

CISA SSVC assessment

Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.

CISA

Exploitation

Active

none · proof-of-concept · active

Automatable

Yes

can an attacker script all four kill-chain steps

Technical impact

Total

partial · total control of the vulnerable component

Remediation

The vendor's own words where we have them.

Upgrade Tape Library ACSLS to a fixed release. Apply vendor patches per advisory and restrict external exposure of the affected component until patched.

CISA required action

Apply updates per vendor instructions.

Federal deadline Jul 10, 2022 — passed 1,529 days ago

First 24 hours

Ordered from the record's own fields — exposure first, because you cannot patch what you have not found.

Identify exposed assets running affected vendor/product/version combinations.
Treat as emergency remediation because CISA KEV status is present.
Search available logs for exploit probes, errors, authentication anomalies, or suspicious child processes matching the vulnerability class.

Affected scope

Vendor, product and version as the advisories word them.

Vendor	Product	Versions	Status
Oracle	Tape Library ACSLS	8.5	Vulnerable

Attack characteristics

The CVSS vector, decoded. It describes the attack, not your exposure to it.

Availability

High

Confidentiality

High

Integrity

High

Scope

Unchanged

Attack Complexity

Low

Attack Vector

Network

Privileges Req

None

User Interaction

None

Every base score collected

Sources score independently and disagree; each row says who scored it and under which version.

Score	Version	Severity	Expl.	Impact	Source
9.8	CVSS 3.1	critical	3.9	5.9	NVD
7.5	CVSS 3.0	high	3.9	3.6	Oracle (CNA), Oracle Corporation (CNA)
7.5	CVSS 2.0	high	10	6.4	NVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What this weakness leads to

MITRE's own consequences and mitigations for the weakness class — the authority's wording, not guidance derived from the CVSS vector.

MITRE

CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Read Application Data
Bypass Protection Mechanism
Alter Execution Logic
Other

Mitigation: Programming languages and supporting technologies might be chosen which are not subject to these issues.

Weakness & attack patterns

CWE-74Injection

Attack patterns reported against this CVE. The ATT&CK techniques below are inferred from its weakness class.

CAPEC-267 · Leverage Alternate EncodingCAPEC-71 · Using Unicode Encoding to Bypass Validation LogicCAPEC-46 · Overflow Variables and TagsCAPEC-83 · XPath InjectionCAPEC-3 · Using Leading 'Ghost' Character Sequences to Bypass Input FiltersCAPEC-273 · HTTP Response SmugglingCAPEC-13 · Subverting Environment Variable ValuesCAPEC-8 · Buffer Overflow in an API CallCAPEC-250 · XML InjectionCAPEC-47 · Buffer Overflow via Parameter ExpansionCAPEC-52 · Embedding NULL BytesCAPEC-42 · MIME Conversion

T1562.003Impair Defenses: Impair Command History Logging
T1574.006Hijack Execution Flow: Dynamic Linker Hijacking
T1574.007Hijack Execution Flow: Path Interception by PATH Environment Variable

CISA KEV details

CISA lists a CVE here once it has evidence of exploitation against real targets.

CISAThat month →

Listed

Jan 10, 2022

Federal deadline

Jul 10, 2022

passed 1,529 days ago

Ransomware use

Known

CISA records ransomware use only for campaigns it has confirmed, so “Unknown” means unrecorded, not ruled out. The deadline binds US federal agencies; for everyone else it is a date to argue against.

Public exploit

Capability, not use: code existing is a different claim from anyone running it.

Repositories

209

2 of the 5 sampled are weaponized

Exploit entries

Exploit-DB and CTI exploit indexes

Detection

Read off the CVSS vector and the weakness class. Starting points, not rules we have tested.

Search application, proxy, and WAF logs for requests touching /AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Prioritize edge telemetry for network-reachable Tape Library ACSLS.
Monitor for scanner or exploit-pattern traffic after 258 public PoC repositories were reported.

web/proxy/WAF logsapplication logsnetwork IDS/IPSdatabase audit logs

Groups associated with this CVE

Groups reported in connection with this vulnerability. A reported association, not a confirmed observation of that group using it — and not scoped to any sector or campaign.

APT 29

hash334e32e7eea638089a7259c594d87db965
SOCRadar Threat Exchange Services · Jul 11, 2026
hashb05579c5144602216ce0787cf1161bb60a67e9e265
SOCRadar Threat Exchange Services · Jul 11, 2026
hash44bc81e41c64f1600afaf363dae501c5
SOCRadar Threat Exchange Services · Jul 26, 2026
hash96:n5zi1difnxodflidoeduqfagfaqq9fk6kmvyvaqjpgivlymavnjmt9ytyvocnxm+:ai1ydji0cuqwd9m6wv1jpgivlymavnju
SOCRadar Threat Exchange Services · Jul 26, 2026
hash756a026e3615f5b101971a89d25feb9ba15a285002059be9d624da25bbcf9a95
SOCRadar Threat Exchange Services · Jul 26, 2026

5 more indicators on this CVEShowing 5 of 10 · Hashes, addresses and domains from a live threat exchangeUnlock free

Timeline

What happened to this CVE, newest first — with the readings a source repeats on a schedule counted underneath rather than listed.

2026
Added · CVSS 3.1 9.8 (AV:N)
Aug 25, 2026 · NVD
2025
Bulletin released on NIST.
Oct 16, 2025 · SOCRadar CTI
Bulletin released on NIST.
Oct 16, 2025 · SOCRadar CTI
Bulletin released on Mitre.
Jul 28, 2025 · SOCRadar CTI
Bulletin released on NIST.
Feb 7, 2025 · SOCRadar CTI
2024
CVE is exploited. "lions2012/Penetration_Testing_POC"
Feb 8, 2024 · SOCRadar CTI
2023
CVE is exploited. "Ostorlab/KEV"
Dec 26, 2023 · SOCRadar CTI
CVE is exploited. "whoadmin/pocs"
Dec 10, 2023 · SOCRadar CTI
CVE is exploited. "winterwolf32/CVE-S---Penetration_Testing_POC-"
Dec 10, 2023 · SOCRadar CTI
CVE is exploited. "xbl3/awesome-cve-poc_qazbnm456"
Dec 10, 2023 · SOCRadar CTI
CVE is exploited. "xuetusummer/Penetration_Testing_POC"
Dec 10, 2023 · SOCRadar CTI
2022
Added to CISA KEV catalog
Jan 10, 2022 · CISA
2019
Added · Verified remote entry: Oracle Weblogic Server - 'AsyncResponseService' Deserialization Remote Code Execution (Me…
May 8, 2019 · Exploit-DB
Added · Verified remote entry: Oracle Weblogic Server - 'AsyncResponseService' Deserialization Remote Code Execution (Me…
May 8, 2019 · Exploit-DB
Added · webapps entry: Oracle Weblogic 10.3.6.0.0 / 12.1.3.0.0 - Remote Code Execution
Apr 30, 2019 · Exploit-DB
Initial · CVE published
Apr 26, 2019 · NVD

Source activity

Readings a source repeats on a schedule, counted rather than listed.

17×Github ReposDec 10, 2023 – Mar 9, 2024 · SOCRadar CTI
1×CVE modified by NIST: CVSS v2 metrics updated.Feb 7, 2025 · SOCRadar CTI
1×SVRS was changedDec 13, 2023 · SOCRadar CTI

References

12 on the record

packetstormsecurity.com/files/152756/Oracle-Weblogic-Server-Deserialization-Remote-Code-Execution.html
Third Party Advisory, VDB Entry, GITHUB, NIST
www.oracle.com/technetwork/security-advisory/alert-cve-2019-2725-5466295.html
Patch, Vendor Advisory, NIST
www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
Patch, Vendor Advisory, GITHUB, NIST
www.securityfocus.com/bid/108074
Broken Link, Mitre
support.f5.com/csp/article/K90059138
Third Party Advisory, NIST
www.exploit-db.com/exploits/46780/
Exploit, Third Party Advisory, VDB Entry, Vendor Advisory, GITHUB, NIST, Mitre
www.oracle.com/security-alerts/alert-cve-2019-2725.html#AppendixFMW
Patch, Vendor Advisory
www.oracle.com/security-alerts/cpujan2020.html
Patch, Vendor Advisory, GITHUB, NIST

Elsewhere on this site

Oracleevery CVE for this vendor
January 2022what else CISA listed
Injectionsame class
CWE-74other pages naming this weakness

Not in any source we poll

Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.

Only the 5 indicator(s) reported for this CVE are available; no packet-level or host-forensic artifacts supplied.
No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
No exploit packet captures, log samples, or incident case IDs supplied.

Answered from this record1

What should defenders know first?

CVE-2019-2725 is Oracle WebLogic Server, Injection, a critical vulnerability affecting Tape Library ACSLS from Oracle Corporation. The current evidence lists it in CISA KEV, and the exploit status is: Yes: CISA KEV signal present. Public exploit evidence is: 258 public PoC repositories reported; 2 marked weaponized in current dataset. The affected-version evidence is listed in the key facts and affected products tables. Defenders should first verify whether exposed or business-critical assets run those versions, then apply vendor patches or mitigations, restrict reachable attack surface, and preserve logs for detection review. CVSS 9.8 describes technical severity, while EPSS 100% helps estimate near-term exploit likelihood; neither replaces asset context. Unknown fields should remain explicit in tickets, and threat actor, IOC, victimology, or payload claims should not be added unless a cited source supports them. Monitor CISA KEV, vendor advisories, NVD changes, public PoC repositories, and internal telemetry for update triggers.