Skip to main content
VulnerabilityPublished

CVE-2026-0506: SAP NetWeaver Application Server ABAP and ABAP Platform · Missing Authorization

Affects SAP NetWeaver Application Server ABAP and ABAP PlatformSource CVE Database V5

0

Not known to be exploited · CVSS 8.1 High.

Data as of 26 Oct 2026, 11:07 UTC

CVSS 3.1 base score
8.1High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 18% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 13 Jan 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
SAP_SESAP NetWeaver Application Server ABAP and ABAP PlatformAffected
  • SAP_BASIS 700 – SAP_BASIS 816
15 affected builds
Fixed in–

AI-suggested

  1. Monitor SAP Security Notes and apply official patches promptly once released by SAP for the affected SAP_BASIS versions.
  2. Restrict and audit access to RFC interfaces rigorously, ensuring only trusted and necessary users have permissions to invoke RFC functions, especially those capable of executing FORM routines.
  3. Implement strong authentication mechanisms such as multi-factor authentication (MFA) for all SAP users to reduce the risk of credential compromise.
  4. Conduct regular reviews and hardening of SAP authorization objects and roles to enforce the principle of least privilege.
  5. Enable detailed logging and monitoring of RFC calls and FORM routine executions to detect anomalous or unauthorized activities early.
  6. Use SAP’s Security Audit Log and external SIEM solutions to correlate suspicious events related to this vulnerability.
  7. Educate SAP administrators and security teams about this vulnerability and the importance of controlling RFC access.
  8. Consider network segmentation to isolate SAP systems and limit exposure of RFC services to only necessary network zones.
  9. Perform penetration testing and vulnerability assessments focused on SAP RFC interfaces to identify potential exploitation paths.
  10. Prepare incident response plans specific to SAP system compromises to minimize impact if exploitation occurs.

Description

Due to a Missing Authorization Check vulnerability in Application Server ABAP and ABAP Platform, an authenticated attacker could misuse an RFC function to execute form routines (FORMs) in the ABAP system. Successful exploitation could allow the attacker to write or modify data accessible via FORMs and invoke system functionality exposed via FORMs, resulting in a high impact on integrity and availability, while confidentiality remains unaffected.

References

Community reviews

Loading reviews…