CVE-2026-7304
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
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.
- Record
CVE-2026-7304- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
EUVDEUVD-2026-30766
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.
- Record
EUVD-2026-30766- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-36m8-w8qf-g76p
SGLang: Unauthenticated RCE via --enable-custom-logit-processor
SGLang's 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.
- Record
GHSA-36m8-w8qf-g76p- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-7304- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
OSV
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.
- Record
CVE-2026-7304- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-36m8-w8qf-g76p
SGLang: Unauthenticated RCE via --enable-custom-logit-processor
SGLang's 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.
- Record
GHSA-36m8-w8qf-g76p- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
OSVPYSEC-2026-535
SGLang: Unauthenticated RCE via --enable-custom-logit-processor
SGLang's 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.
- Record
PYSEC-2026-535- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
sglangPyPI |
0.4.1.post7 to 0.5.12 | None known |
sglangPyPI |
0.4.1.post7 to 0.5.12, plus listed versions 0.4.100.4.10.post10.4.10.post20.4.20.4.2.post1 Show 45 moreShow less0.4.2.post20.4.2.post30.4.2.post40.4.30.4.3.post10.4.3.post20.4.3.post30.4.3.post40.4.40.4.4.post10.4.4.post20.4.4.post30.4.4.post40.4.50.4.5.post10.4.5.post20.4.5.post30.4.60.4.6.post10.4.6.post20.4.6.post30.4.6.post40.4.6.post50.4.70.4.7.post10.4.80.4.8.post10.4.90.4.9.post10.4.9.post20.4.9.post30.4.9.post40.4.9.post50.4.9.post60.5.0rc00.5.0rc10.5.0rc20.5.10.5.1.post10.5.1.post20.5.1.post30.5.100.5.10.post10.5.10rc00.5.11 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-7304 is a critical vulnerability (CVSS 9.8) in Lmsys Sglang, published May 18, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.58%, the 48th percentile. No source names a fixed version.
References
Left out here: 25 versions. The JSON record has them.