CVE-2026-15977: High severity SGLang vulnerability
Published Jul 30, 2026
·Updated
SGLang contains a credential leakage vulnerability in the /serverinfo endpoint, which will return API keys and SSL keyfile information when only the --admin-api-key is configured.
Affected Software
2 affected components
SGLang
Lmsys Sglang<=0.5.15
Event History
Jul 30, 2026
CVE Published
via MITRE·06:07 PM
Data Sourced
via MITRE·06:07 PM
DescriptionWeakness
Data Sourced
via NVD·07:17 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-15977?
The severity of CVE-2026-15977 is rated as risk 65.
2
How do I fix CVE-2026-15977?
To fix CVE-2026-15977, ensure the --admin-api-key is not configured when using the /server_info endpoint.
3
What kind of information is leaked in CVE-2026-15977?
CVE-2026-15977 leaks API keys and SSL keyfile information from the /server_info endpoint.
4
Which software is affected by CVE-2026-15977?
CVE-2026-15977 affects the SGLang software.
5
When was CVE-2026-15977 published?
CVE-2026-15977 was published on July 30, 2026.