CVE-2026-80349

TarsWeb decides whether a request comes from a trusted local caller using a client-controlled header. app.js sets Koa's proxy option to true without naming which upstream proxies may be trusted and without limiting the number of forwarded hops, so the request address Koa reports is taken from the...

CVE-2026-80349 TarsWeb through 3.0.14 Authentication Bypass via Spoofed X-Forwarded-For and uid Parameter

TarsWeb decides whether a request comes from a trusted local caller using a client-controlled header. app.js sets Koa's proxy option to true without naming which upstream proxies may be trusted and without limiting the number of forwarded hops, so the request address Koa reports is taken from the...

EUVD-2026-66388

TarsWeb decides whether a request comes from a trusted local caller using a client-controlled header. app.js sets Koa's proxy option to true without naming which upstream proxies may be trusted and without limiting the number of forwarded hops, so the request address Koa reports is taken from the...

CVE-2026-80349

TarsWeb through 3.0.14 contains a critical authentication bypass (CVSS 9.8). The root cause is a combination of two misconfigurations: Koa's proxy option is set to true without restricting trusted upstream proxies, so the source address is taken from the caller-controlled X-Forwarded-For header; ...