Critical severity9.8NVD Advisory· Published Apr 23, 2026· Updated Jul 14, 2026
CVE-2026-26210
CVE-2026-26210
Description
KTransformers through 0.5.3 contains an unsafe deserialization vulnerability in the balance_serve backend mode where the scheduler RPC server binds a ZMQ ROUTER socket to all interfaces with no authentication and deserializes incoming messages using pickle.loads() without validation. Attackers can send a crafted pickle payload to the exposed ZMQ socket to execute arbitrary code on the server with the privileges of the ktransformers process.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4(expand)+ 2 more
- (no CPE)
- cpe:2.3:a:kvcache-ai:ktransformers:*:*:*:*:*:*:*:*range: <=0.5.3
- (no CPE)range: <=0.5.3
- Range: <=0.5.3
Patches
Vulnerability mechanics
References
3- github.com/kvcache-ai/ktransformers/pull/1944nvdIssue TrackingPatch
- chocapikk.com/posts/2026/ktransformers-pickle-rce/nvdExploitMitigationThird Party Advisory
- www.vulncheck.com/advisories/ktransformers-unsafe-deserialization-rce-via-balance-servenvdThird Party Advisory
News mentions
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