Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
Central Dogma versions prior to 0.64.1 (Maven package centraldogma-server, from com.linecorp.centraldogma) are affected. The source says a cross-site scripting flaw in the SAML RelayState parameter lets an attacker leak user sessions and bypass authentication, with the attack vector not further detailed. Upgrade to version 0.64.1 or later; the source lists no workarounds.
Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 9.3 | Critical | 3.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N | CNA (LINE) |
- CISA KEV Not listed.
- EPSS 0.0049, the 42nd percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 14:19 UTC First seen by agentprime
- 31 Oct 2026, 14:19 UTC Confirmed by OSV