Gogs XSS Vulnerability

GHSA-px5r-fqj6-r2f8 · CVE-2018-17031 · GO-2023-1972

Published May 14, 2022 · Modified Aug 20, 2024

Description

In Gogs 0.11.53, an attacker can use a crafted .eml file to trigger MIME type sniffing, which leads to XSS, as demonstrated by Internet Explorer, because an "X-Content-Type-Options: nosniff" header is not sent.

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2018-17031
WEB https://github.com/gogs/gogs/issues/5397
WEB https://github.com/gogs/gogs/pull/6008
WEB https://github.com/gogs/gogs/commit/e14b6abf9dae13bc087c9d9db8fe7c7a5125c792
PACKAGE https://github.com/gogs/gogs

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