CVE-2026-33626

Description

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.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS — Exploit Prediction

0.0292

Probability of exploitation

0.87%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-918 Server-Side Request Forgery (SSRF)

Affected Products

Vendor	Product	Versions
internlm	lmdeploy	< 0.12.3

References

Advisories & Patches

https://github.com/InternLM/lmdeploy/commit/71d64a339edb901e9005358e0633fbbab367d626 https://github.com/InternLM/lmdeploy/pull/4447 https://github.com/InternLM/lmdeploy/security/advisories/GHSA-6w67-hwm5-92mq https://github.com/InternLM/lmdeploy/security/advisories/GHSA-6w67-hwm5-92mq

Exploits

https://github.com/InternLM/lmdeploy/security/advisories/GHSA-6w67-hwm5-92mq https://github.com/InternLM/lmdeploy/security/advisories/GHSA-6w67-hwm5-92mq

Other References

https://github.com/InternLM/lmdeploy/releases/tag/v0.12.3

Frequently Asked Questions

What is 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. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2026-33626? +

CVE-2026-33626 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0292, placing it in the 1th percentile for exploitation probability.

What products are affected by CVE-2026-33626? +

CVE-2026-33626 affects products from internlm, specifically: lmdeploy. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-33626? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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