CVE-2022-22536
SAP Multiple Products HTTP Request Smuggling Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.
Required action
Apply updates per vendor instructions.
CISA notes
SAP users must have an account in order to login and access the patch. https://accounts.sap.com/saml2/idp/sso; https://nvd.nist.gov/vuln/detail/CVE-2022-22536
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.
Severity
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation Context
as of October 14, 2026- CISA added CVE-2022-22536 to the KEV catalog 190 days after its CVE record was published.
- It is one of 14 SAP entries in the CISA KEV catalog, and one of 4 added in 2022.
- Its current EPSS score (97.9%) is higher than that of 84% of CISA KEV entries.
Affected Products
| Vendor | Product | Affected versions |
|---|---|---|
| SAP SE | SAP SE SAP NetWeaver and ABAP Platform | KERNEL 7.22 8.04 7.49 7.53 7.77 7.81 7.85 7.86 7.87 KRNL64UC 8.04 7.22 7.22EXT KRNL64NUC 7.22 |
| SAP SE | SAP SE SAP Web Dispatcher | 7.49 7.53 7.77 7.81 7.85 7.22EXT 7.86 7.87 |
| SAP SE | SAP SE SAP Content Server | 7.53 |
References
2 LinksRecord Details
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Related
Tool categories
CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.