How severe is CVE-2022-22536?

CVE-2022-22536 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-22536 being actively exploited?

Yes. CVE-2022-22536 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-08-18, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2022-22536?

CVE-2022-22536 primarily affects Sap Content Server. In total, 26 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-22536?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2022-22536 have an EU (EUVD) identifier?

Yes. CVE-2022-22536 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-27682. It is also flagged as exploited in the EUVD (since 2022-08-18).

When was CVE-2022-22536 published?

CVE-2022-22536 was published on 2022-02-09 and last updated on 2026-06-17.

CVE-2022-22536

CVE-2022-22536 is a critical-severity vulnerability in Sap Content Server with a CVSS 3.x base score of 10.0. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2022-08-18). The underlying weakness is classified as CWE-444.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
CVSS v2: 10.0
EPSS exploit prediction: 98% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2022-08-18)
EU (EUVD) id: EUVD-2022-27682
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2022-08-18)
Weakness: CWE-444
Affected product: Sap Content Server
Published: 2022-02-09
Last modified: 2026-06-17

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.

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.
How severe is CVE-2022-22536?: CVE-2022-22536 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-22536 being actively exploited?: Yes. CVE-2022-22536 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-08-18, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2022-22536?: CVE-2022-22536 primarily affects Sap Content Server. In total, 26 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-22536?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2022-22536 have an EU (EUVD) identifier?: Yes. CVE-2022-22536 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-27682. It is also flagged as exploited in the EUVD (since 2022-08-18).
When was CVE-2022-22536 published?: CVE-2022-22536 was published on 2022-02-09 and last updated on 2026-06-17.

References

Affected products (26)

cpe:2.3:a:sap:content_server:7.53:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:7.22:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:7.49:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:7.53:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:7.77:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:7.81:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:7.85:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:7.86:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:7.87:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:8.04:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64nuc_7.22:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64nuc_7.22ext:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64nuc_7.49:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64uc_7.22:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64uc_7.22ext:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64uc_7.49:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64uc_7.53:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64uc_8.04:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.22ext:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.49:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.53:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.77:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.81:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.85:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.86:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.87:*:*:*:*:*:*:*

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