CVE-2026-66767Memory Corruption vulnerability in SAP NetWeaver Application Server for ABAP and ABAP Platform
Updated under an hour ago ()
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It affects SAP_SE SAP NetWeaver Application Server for ABAP and ABAP Platform. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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SAP NetWeaver Application Server for ABAP and ABAP Platform allows an unauthenticated user to send a specially crafted packet that triggers reprocessing of a previously buffered user request, potentially hijacking another user's session under narrow timing conditions. Successful exploitation could result in high impact on confidentiality and integrity, with low impact on availability of the application.
- CVSS
- 7.7 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
- Weakness (CWE)
- CWE-191
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- sap
- NVD analysis
- Awaiting Analysis
- Record last updated
- Sep 9, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
SAP_SE SAP NetWeaver Application Server for ABAP and ABAP Platform sap_se:sap_netweaver_application_server_for_abap_and_abap_platform (from the name) | KRNL64NUC 7.22; 7.22EXT; KRNL64UC 7.22; 7.53; 8.04; KERNEL 7.22; 7.54; 7.77; and 5 more ranges | CNA record |
References
- https://me.sap.com/notes/3757002
- https://url.sap/sapsecuritypatchday
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.