Quick answers
- Is CVE-2026-78308 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-78308 being exploited in the wild.
- How severe is CVE-2026-78308?
- Critical severity, with a CVSS score of 9.8, published 24 September 2026.
- Which products and versions are affected?
- Delta DIAEnergie before 1.11.00.022.
- Is there a fix for CVE-2026-78308?
- 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-2026-78308 attacked?
- It is attacked over the network.
- Am I affected by CVE-2026-78308?
- Check whether you run Delta DIAEnergie 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
An improper authentication vulnerability in DIAEnergie allows attackers to bypass authentication controls without valid credentials via a network vector. The flaw affects all versions before 1.11.00.022, and a patch is available in version 1.11.00.022 or later.
Affected products
- Delta DIAEnergie before 1.11.00.022
Timeline
- 2026-09-24: disclosed