CVE-2026-109405
MEDIUM 6.9A security flaw has been discovered in conductor-oss conductor up to 3.33.0-rc10. This affects the function KafkaPublishTask.start of the file kafka/src/main/java/com/netflix/conductor/contribs/tasks/kafka/KafkaPublishTask.java. The manipulation of the argument kafka_request.bootStrapServers results in server-side request forgery. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.
No known exploitation, public exploit, or elevated probability at this time. Track for changes.
Exploitation likelihood
0.3%chance of exploitation in 30 days · 20th percentile
Impact if exploited
6.9CVSS 4.0 · MEDIUM
- ConfidentialityLow
- IntegrityLow
- AvailabilityLow
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ✓Privileges: No account or privileges required
- ✓User interaction: No user interaction needed
- ✓Complexity: No special conditions — reliably repeatable
- ✓Requirements: No special attack requirements
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept
No public PoC is currently catalogued.
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Data snapshot:
Weakness (CWE)
- CWE-918: Server-Side Request Forgery
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
References and research data (JSON)
All CVSS metrics
- MEDIUM 6.9 v4.0 · CNA Primary
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P - HIGH 7.3 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C - HIGH 7.3 v3.0 · CNA Primary
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C - HIGH 7.5 v2.0 · CNA Primary
AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:C - MEDIUM 5.5 v4.0 · NVD Secondary
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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 - HIGH 7.3 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - HIGH 7.5 v2.0 · NVD Secondary
AV:N/AC:L/Au:N/C:P/I:P/A:P
References
Advisories
- https://vuldb.com/cve/CVE-2026-109405 CVE record · VulDB · Updated 2026-10-13T12:30:13.580Z
NVD · CVE-2026-109405 · Updated 2026-10-16T22:17:18.753 - https://vuldb.com/submit/979793 CVE record · VulDB · Updated 2026-10-13T12:30:13.580Z
NVD · CVE-2026-109405 · Updated 2026-10-16T22:17:18.753 - https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-98544 EUVD · EUVD-2026-98544
Technical & other
- https://vuldb.com/vuln/416947 CVE record · VulDB · Updated 2026-10-13T12:30:13.580Z
NVD · CVE-2026-109405 · Updated 2026-10-16T22:17:18.753 - https://vuldb.com/vuln/416947/cti CVE record · VulDB · Updated 2026-10-13T12:30:13.580Z
NVD · CVE-2026-109405 · Updated 2026-10-16T22:17:18.753