High severity · published Jul 30, 2026
CVE-2026-15977
No description published yet
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
SGLang contains a credential leakage vulnerability in the /server_info endpoint, which will return API keys and SSL keyfile information when only the --admin-api-key is configured.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SG
SGLang · SGLang
through v0.5.15 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-15977
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-15977
Broken Link
https://github.com/sgl-project/sglang/security/advisories/GHSA-jx7q-p32r-7wx8
Third Party Advisory
https://thoughts.apoorvdayal.com/posts/sglang-disclosures/
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