CVE-2026-124465 json
Trendyol kafka-konsumer 2.3.3 before 2.6.18 Denial of Service via Batch Consumer Panic
published 2026-11-08 13 h ago modified 2026-11-08 13 h ago also EUVD-2026-119605
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- —
- no EPSS score yet
- public exploits
- 0
- none known
Summary
Trendyol kafka-konsumer from 2.3.3 before 2.6.18 contains a denial of service vulnerability in batch_consumer.go that panics when a single record exceeds MessageGroupByteSizeLimit. Attackers able to produce to the consumed topic can publish one oversized record that terminates the consumer before offset commit, causing a persistent crash loop.
Patch / fix
- Trendyol kafka-konsumer 2.6.18
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 7.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| CNA | 4.0 | 7.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/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 |
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Affected products
- Trendyol kafka-konsumer
Classification
- Weakness
-
- CWE-617 Reachable Assertion
References
-
github.com
/Trendyol/kafka-konsumer/commit/a290c08b81c70c2d5d4e1f40e4997eae34306078
patch
-
github.com
/Trendyol/kafka-konsumer/security/advisories/GHSA-jjgw-p88q-qrxr
vendor-advisory
-
github.com
/Trendyol/kafka-konsumer/releases/tag/v2.6.18
release-notes
-
github.com
/Trendyol/kafka-konsumer/blob/v2.6.17/batch_consumer.go#L204-L264
technical-description
-
vulncheck.com
/advisories/trendyol-kafka-konsumer-2.3.3-before-2.6.18-denial-of-service-via-batch-consumer-panic
third-party-advisory
Sources
- CVE List CVE-2026-124465
- NVD CVE-2026-124465
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.