# CVE-2026-109807: SAP NetWeaver Internet Graphics Service input validation denial of service

Source: https://junglewise.ai/threats/cve-2026-109807-sap-netweaver-internet-graphics-service-does-not-sufficiently  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-10. Updated: 2026-11-10  
License: CC BY 4.0 with a link back

CVE-2026-109807 · Severity: high · CVSS 7.5 · Published 2026-11-10

SAP NetWeaver's Internet Graphics Service component fails to properly validate input in incoming requests, allowing an attacker without authentication to crash the worker process repeatedly. This vulnerability impacts the availability of the service, potentially disrupting business operations that depend on this graphics rendering component.

Technologies: [SAP NetWeaver](https://junglewise.ai/threats/technologies/netweaver). Vendors: [SAP](https://junglewise.ai/threats/vendors/sap).

## Quick answers

**Is CVE-2026-109807 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-109807 being exploited in the wild.

**How severe is CVE-2026-109807?** High severity, with a CVSS score of 7.5, published 10 November 2026.

**Which products and versions are affected?** SAP NetWeaver <UNKNOWN>.

**Is there a fix for CVE-2026-109807?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-109807 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-109807?** Check whether you run SAP NetWeaver at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The vulnerability is a buffer over-read in the Internet Graphics Service component of SAP NetWeaver caused by insufficient input validation. An unauthenticated network attacker can craft malicious requests that cause the affected process to read beyond declared buffer boundaries, triggering repeated worker process termination. This is a denial-of-service vulnerability with no impact on data confidentiality or integrity.

## Affected products

- SAP NetWeaver <UNKNOWN>

## Timeline

- 2026-11-10: disclosed
- 2026-11-10: advisory

## References

- [https://me.sap.com/notes/3809934](https://me.sap.com/notes/3809934)
- [https://url.sap/sapsecuritypatchday](https://url.sap/sapsecuritypatchday)

## Related threats

- [SAP NetWeaver Application Server ABAP memory corruption denial of service](https://junglewise.ai/threats/cve-2026-76973-due-to-a-memory-corruption-vulnerability-in-application-server)
- [SAP NetWeaver ABAP RFC protocol memory corruption](https://junglewise.ai/threats/cve-2026-76966-due-to-improper-rfc-protocol-validation-in-the-sap-kernel-used-by)
- [SAP NetWeaver Internet Graphics Service input validation buffer overflow](https://junglewise.ai/threats/cve-2026-120008-sap-netweaver-internet-graphics-service-does-not-sufficiently)
- [SAP NetWeaver SSRF in ABAP HTTP component](https://junglewise.ai/threats/cve-2026-109811-an-internal-abap-http-component-in-sap-netweaver-and-abap)
- [SAP NetWeaver Internet Graphics Service integer overflow](https://junglewise.ai/threats/cve-2026-109806-sap-netweaver-internet-graphics-service-does-not-sufficiently)