CVE-2021-26528

CriticalCVSS 9.1/10Last modified Jun 17, 2026

Description

The mg_http_serve_file function in Cesanta Mongoose HTTP server 7.0 is vulnerable to remote OOB write attack via connection request after exhausting memory pool.

Metrics

CVSS 3.1 9.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Weakness enumeration

CWE-787

Affected software

No affected versions have been published.

Timeline

Published: Feb 8, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

CVE-2021-265299.1The mg_tls_init function in Cesanta Mongoose HTTPS server 7.0 and 6.7-6.18 (compiled with mbedTLS support) is vulnerable to remote OOB write CVE-2021-265309.1The mg_tls_init function in Cesanta Mongoose HTTPS server 7.0 (compiled with OpenSSL support) is vulnerable to remote OOB write attack via c CVE-2021-265395.3Apostrophe Technologies sanitize-html before 2.3.1 does not properly handle internationalized domain name (IDN) which could allow an attacke CVE-2021-265405.3Apostrophe Technologies sanitize-html before 2.3.2 does not properly validate the hostnames set by the "allowedIframeHostnames" option when CVE-2021-265419.8The gitlog function in src/index.ts in gitlog before 4.0.4 has a command injection vulnerability.CVE-2021-265438.8The "gitDiff" function in Wayfair git-parse <=1.0.4 has a command injection vulnerability. Clients of the git-parse library are unlikely to CVE-2021-265445.4Livy server version 0.7.0-incubating (only) is vulnerable to a cross site scripting issue in the session name. A malicious user could use th CVE-2021-265495.4An XSS issue was discovered in SmartFoxServer 2.17.0. Input passed to the AdminTool console is not properly sanitized before being returned CVE-2021-265505.5An issue was discovered in SmartFoxServer 2.17.0. Cleartext password disclosure can occur via /config/server.xml.CVE-2021-265518.8An issue was discovered in SmartFoxServer 2.17.0. An attacker can execute arbitrary Python code, and bypass the javashell.py protection mech CVE-2021-265567.8When Octopus Server is installed using a custom folder location, folder ACLs are not set correctly and could lead to an unprivileged user us CVE-2021-265577.8When Octopus Tentacle is installed using a custom folder location, folder ACLs are not set correctly and could lead to an unprivileged user