CVE Intelligence

Lmsys vulnerabilities

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Published CVEs affecting Lmsys products: 10 record(s), with severity, exploitation and fixes.

Exploited only (KEV) →

CVE-2026-10775 Medium · 5.3 CWE-404 Jun 3, 2026
sgl-project SGLang Cache data_hash denial of service
A vulnerability was determined in sgl-project SGLang up to 0.5.11. Affected by this vulnerability is the function data_hash of the component Cache Handler. This manipulation causes denial of service. The attack is restricted to local execution. A high degree of complexity is needed for the attack. The exploitation appears to be difficult. The exploit has been publicly disclosed and may be utilized. The pull request to fix this issue awaits acceptance.
CVE-2026-7304 Critical · 9.8 CWE-502 May 18, 2026
CVE-2026-7304
SGLangs multimodal generation runtime is vulnerable to unauthenticated remote code execution when the --enable-custom-logit-processor option is enabled, as Python objects loaded via dill.loads() will be deserialized without validation.
CVE-2026-7302 Critical · 9.1 CWE-35 May 18, 2026
CVE-2026-7302
SGLangs multimodal generation runtime is vulnerable to an unauthenticated path traversal vulnerability, allowing an attacker to write arbitrary files anywhere the server process has write access, by including ../ sequences in the upload filename when sent to specific endpoints.
CVE-2026-7301 Critical · 9.8 CWE-502 May 18, 2026
CVE-2026-7301
SGLangs multimodal generation runtime scheduler's ROUTER socket binds to 0.0.0.0 by default and contains a sink that calls pickle.loads() on incoming messages, enabling RCE when exposed to the internet.
CVE-2026-5760 Critical · 9.8 CWE-94 Apr 20, 2026
CVE-2026-5760
SGLang's reranking endpoint (/v1/rerank) achieves Remote Code Execution (RCE) when a model file containing a malcious tokenizer.chat_template is loaded, as the Jinja2 chat templates are rendered using an unsandboxed jinja2.Environment().
CVE-2026-6608 Medium · 5.3 CWE-670 Apr 20, 2026
lm-sys fastchat Arena Side-by-Side View add_text control flow
A vulnerability was detected in lm-sys fastchat up to 0.2.36. Impacted is the function add_text of the component Arena Side-by-Side View Handler. The manipulation results in incorrect control flow. The attack can be launched remotely. The exploit is now public and may be used. The root cause was fixed in commit 34eca62 for gradio_block_arena_named.py, but three other files were missed.
CVE-2026-6607 Medium · 5.3 CWE-400 Apr 20, 2026
lm-sys fastchat Worker API Endpoint api_generate resource consumption
A security vulnerability has been detected in lm-sys fastchat up to 0.2.36. This issue affects the function api_generate of the component Worker API Endpoint. The manipulation leads to resource consumption. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The identifier of the patch is c9e84b89c91d45191dc24466888de526fa04cf33. It is suggested to install a patch to address this issue. Commit ff66426 patched this issue in api_generate of base_model_worker.py and did miss other entry points.
CVE-2026-3989 High · 7.8 CWE-502 Mar 12, 2026
CVE-2026-3989
SGLangs `replay_request_dump.py` contains an insecure pickle.load() without validation and proper deserialization. An attacker can take advantage of this by providing a malicious .pkl file, which will execute the attackers code on the device running the script.
CVE-2026-3060 Critical · 9.8 CWE-502 Mar 12, 2026
CVE-2026-3060
SGLang' encoder parallel disaggregation system is vulnerable to unauthenticated remote code execution through the disaggregation module, which deserializes untrusted data using pickle.loads() without authentication.
CVE-2026-3059 Critical · 9.8 CWE-502 Mar 12, 2026
CVE-2026-3059
SGLang's multimodal generation module is vulnerable to unauthenticated remote code execution through the ZMQ broker, which deserializes untrusted data using pickle.loads() without authentication.