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ExploitedIn CISA KEV

CVE-2022-22536

Exploitation confirmed. First attested on 2022-08-18 by CISA-ADP, CISA KEV, GCVE · kevintel, GCVE · shadowserver.

  • Published2022-02-09
  • WeaknessCWE-444

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

SAP NetWeaver Application Server ABAP, SAP NetWeaver Application Server Java, ABAP Platform, SAP Content Server 7.53 and SAP Web Dispatcher are vulnerable for request smuggling and request concatenation. An unauthenticated attacker can prepend a victim's request with arbitrary data. This way, the attacker can execute functions impersonating the victim or poison intermediary Web caches. A successful attack could result in complete compromise of Confidentiality, Integrity and Availability of the system.

Timeline

dates in UTC
  1. 2022-02-0923:15CVE publishedNVD
  2. 2022-08-18Added to the CISA KEV catalogCISA KEV
  3. 2022-08-18Listed as exploited by GCVEGCVE
  4. 2022-08-18Exploitation first reportedCISA KEV
  5. 2025-01-2920:20SSVC exploitation set to activeCISA-ADP
  6. 2025-04-02Exploit-DB entryExploit-DB

Observed activity

isMalicious corpus · updated 2026-11-03 09:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-22536?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-22536?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Sap netweaver application server abap
BranchAffectedFixed in
7.22= 7.22no fix published
7.49= 7.49no fix published
7.53= 7.53no fix published
7.77= 7.77no fix published
7.81= 7.81no fix published
7.85= 7.85no fix published
7.86= 7.86no fix published
7.87= 7.87no fix published
8.4= 8.04no fix published
—= krnl64nuc_7.22no fix published
—= krnl64nuc_7.22extno fix published
—= krnl64nuc_7.49no fix published
Sap web dispatcher
BranchAffectedFixed in
7.22= 7.22extno fix published
7.49= 7.49no fix published
7.53= 7.53no fix published
7.77= 7.77no fix published
7.81= 7.81no fix published
7.85= 7.85no fix published
7.86= 7.86no fix published
7.87= 7.87no fix published
Sap content server
BranchAffectedFixed in
7.53= 7.53no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA3 products

As sap, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • SAP SE SAP NetWeaver and ABAP Platformother versions: not affected
    Affected
    • = KERNEL 7.22no fix stated
    • = 8.04no fix stated
    • = 7.49no fix stated
    • = 7.53no fix stated
    • = 7.77no fix stated
    • = 7.81no fix stated
    • = 7.85no fix stated
    • = 7.86no fix stated

    5 more version lines in the CVE record.

  • SAP SE SAP Web Dispatcherother versions: not affected
    Affected
    • = 7.49no fix stated
    • = 7.53no fix stated
    • = 7.77no fix stated
    • = 7.81no fix stated
    • = 7.85no fix stated
    • = 7.22EXTno fix stated
    • = 7.86no fix stated
    • = 7.87no fix stated
  • SAP SE SAP Content Serverother versions: not affected
    Affected
    • = 7.53no fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2023-09-26

Fix

  1. CISA’s required action: Apply updates per vendor instructions.due 2022-09-08

Advisories and patches

Detection

read 2026-11-02 22:42 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
EDB-52109
Exploit-DB
Proof-of-concept repositories
4 repositories, unverifiedZZ-SOCMAP/CVE-2022-22536tess-ss/SAP-memory-pipes-desynchronization-vulnerability-MPI-CVE-2022-22536BecodoExploit-mrCAT/SAPGateBreaker-Exploitabrewer251/CVE-2022-22536_SAP_Request_Smuggling_Scanner
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

CISA Known Exploited Vulnerability

Date Added
2022-08-18
Patch Due Date
2022-09-08
Ransomware Use
Unknown
Required Action
Apply updates per vendor instructions.

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Published
2022-02-09
Last Modified
2026-06-17
NVD status
Analyzed
GitHub Advisory
GHSA-6hc3-539h-6xc6

Frequently asked questions

What is CVE-2022-22536?

SAP NetWeaver Application Server ABAP, SAP NetWeaver Application Server Java, ABAP Platform, SAP Content Server 7.53 and SAP Web Dispatcher are vulnerable for request smuggling and request concatenation. An unauthenticated attacker can prepend a victim's request with arbitrary data. This way, the attacker can execute functions impersonating the victim or poison intermediary Web caches. A successful attack could result in complete compromise of Confidentiality, Integrity and Availability of the system.

Is CVE-2022-22536 actively exploited?

Yes. CVE-2022-22536 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2022-09-08.

What is the CVSS score for CVE-2022-22536?

CVE-2022-22536 has a CVSS v3 base score of 10 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

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