CVE-2026-73557
CVE-2026-73557: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium5.3
Medium [CVE-2026-73557] Incomplete remediation allows bypass via concurrent prompt processing
CVE-2026-73557Source published Source updated
vLLM is an inference and serving engine for large language models. From 0.20.2rc0 until 0.26.0, safe_load_prompt_embeds in vllm/renderers/embed_utils.py uses torch.sparse.check_sparse_tensor_invariants, whose process-global save, enable, and restore state can be raced by concurrent prompt_embeds parts submitted to POST /v1/chat/completions through AsyncMultiModalItemTracker.resolve_items, asyncio.gather, and the default executor, allowing an invalid sparse tensor to reach tensor.to_dense despite the CVE-2025-62164 guard when enable_prompt_embeds is enabled. This issue is fixed in version 0.26.0. An incomplete remediation for a previous vulnerability (CVE-2025-62164) can be bypassed. This occurs when concurrent prompt parts are processed, leading to a race condition in the handling of…
- Affected products in this advisory
- No product details extracted. Check the source bulletin.
- Source-reported affected versions
- 0.20
- Source-reported fixed versions
- 0.26.0
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
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