CVE-2018-17031

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.

CVSS v3.0 NVD

6.1 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v2.0 NVD

4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N

EPSS

0.87% chance of exploitation in the next 30 days, 58th percentile

Published

2018-09-14

Updated

2024-08-05

Proof-of-concept exploits (1)

• gogs/gogs/issues/539747866★ · 2026-09-12

Security advisories

• advisories/GHSA-px5r-fqj6-r2f8

References

• CVE Record
• NVD entry

Related

• CVE-2018-15178
• CVE-2020-9329