November 14, 2026

CVE Watchtower

CVE-2026-109807Integer Overflow or Wraparound

NVDCVSS scored by cna@sap.com

Vulnerability Summary

SAP NetWeaver (Internet Graphics Service) does not sufficiently validate certain input values within incoming requests. An unauthenticated user could send a specially crafted request causing the affected process to read beyond the declared values, resulting in repeated termination of the worker process. This results in a high impact on availability with no impact on integrity or confidentiality.
Severity Level
HIGH(7.5)
Published Date
Nov 10, 2026
Last Modified
Nov 10, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
0.36%Probability
Root Weakness (CWE)
CWE-190: Integer Overflow or Wraparound β†—
The product performs a calculation that can produce an integer overflow or wraparound when the logic assumes the resulting value will always be larger than the original.
CVSS v3.1 Base Metrics — Score 7.5 (HIGH)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityNone
AvailabilityHigh

Affected & Patched Versions

Affected Versions
Not provided by NVD for this CVE.
Patched Versions
No patched version published yet
Until a fix ships, reduce exposure:
  • Restrict access to the affected service or interface to trusted networks.
  • Disable the affected feature if you do not need it.
  • Watch the vendor advisory for a firmware or software update.

What to do

Plan remediation soon. No exploitation is confirmed yet, but the severity is high.

  1. Check whether you run the affected product and which version.
  2. No patched version is listed yet. Limit access to the affected service to trusted networks, and disable the feature if you can.
  3. Subscribe to the vendor advisory so you learn when a fix ships.

Timeline

  • Nov 10, 2026Published
  • Nov 10, 2026Record last modified

Score, severity and exploitation changes are tracked from the day Watchtower started logging them.

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External References

Data last checked: Nov 14, 2026 01:09 UTC