CVE-2026-107503 Eclipse Ditto Ditto Explorer - Authentication Bypass

Eclipse Ditto Ditto Explorer [3.6.0,3.9.7] contains an OAuth authorization code and PKCE verifier theft vulnerability caused by unvalidated environment URLs allowing injected OIDC authority, letting attackers take over accounts by redeeming tokens, exploit requires crafted link with attacker-controlled OIDC authority and autoSso enabled.

CVSS base score 7.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.18% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Information Disclosure, Broken Authentication
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:L/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published
8 October 2026
Updated
15 October 2026
Weakness
CWE-15

Vendor fix

Update to a version later than 3.9.7 or the latest available version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs