Affects SAP NetWeaver/ABAP, a widely deployed enterprise platform; allows unauthenticated auth bypass and full system compromise, likely to impact many organizations.
CVE-2026-120017
Auth bypass in SAP NetWeaver/ABAP enabling privileged user impersonation and full compromise.
Is CVE-2026-120017 being exploited?
Not confirmed. CVE-2026-120017 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked.
How severe is CVE-2026-120017?
CVE-2026-120017 is rated Critical with a CVSS score of 10.0. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-120017?
Yes. A fix has been recorded for CVE-2026-120017. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-120017 affect?
CVE-2026-120017 affects SAP NetWeaver AS ABAP, SAP ABAP Platform, SAP applications on affected platforms. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-120017?
Apply SAP Note 3849308 patches immediately and disable vulnerable auth assertion configs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attacker can bypass authentication, impersonate privileged users, achieve full system compromise and lateral movement to connected systems.
Immediate action required
- affectedSAP_BASIS 702
- affectedSAP_BASIS 731
- affectedSAP_BASIS 740
- affectedSAP_BASIS 750
- affectedSAP_BASIS 751
- affectedSAP_BASIS 752
- affectedSAP_BASIS 753
- affectedSAP_BASIS 754
- affectedSAP_BASIS 755
- affectedSAP_BASIS 756
- affectedSAP_BASIS 757
- affectedSAP_BASIS 758
- affectedSAP_BASIS 816
- affectedSAP_BASIS 920
- affectedSAP_BASIS 921
- affectedSAP_BASIS 922
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.
timeline
- 10 Nov 2026Published
- 10 Nov 2026CVE record last updated · same day later
- 10 Nov 2026Analysed by vulneraibility.com · same day later
- Linkme.sap.com /notes/3849308
- Linkurl.sap /sapsecuritypatchday
sources
- CVE List (CVE.org): description, affected versions, references; CVE Terms of Use
- NVD: CVSS and CPE data
- FIRST EPSS: exploit probability and percentile
- Summary, impact and triage tags: written by our AI analysis pipeline from the sources above. Check them against the sources.