SSRF in Internlm Lmdeploy
CVE-2026-33626
LMDeploy is a toolkit for compressing, deploying, and serving large language models. Versions prior to 0.12.3 have a Server-Side Request Forgery (SSRF) vulnerability in LMDeploy's vision-language module. The `load_image()` function in `lmdeploy/vl/utils.py` fetches arbitrary URLs without validating internal/private IP addresses, allowing attackers to access cloud metadata services, internal networks, and sensitive resources. Version 0.12.3 patches the issue.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.453 (98.8th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.453 · change: +0.437
Affected products
- Internlm Lmdeploy — versions < 0.12.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/InternLM/lmdeploy/security/advisories/GHSA-6w67-hwm5-92mq (Exploit, Mitigation, Vendor Advisory)
- github.com/InternLM/lmdeploy/pull/4447 (Patch, Issue Tracking)
- github.com/InternLM/lmdeploy/commit/71d64a339edb901e9005358e0633fbbab367d626 (Patch)
- github.com/InternLM/lmdeploy/releases/tag/v0.12.3 (Release Notes)
Frequently asked questions
- What is CVE-2026-33626?
- CVE-2026-33626 is a high-severity vulnerability in Internlm Lmdeploy, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2026-04-20.
- How severe is CVE-2026-33626?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2026-33626 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.