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Vulnerability record · CVE-2018-17075 · published 16 September 2018

CVE-2018-17075: Golang net null pointer dereference vulnerability

Golang · Net

The html package (aka x/net/html) before 2018-07-13 in Go mishandles "in frameset" insertion mode, leading to a "panic: runtime error" for html.Parse of <template><object>, <template><applet>, or <template><marquee>. This is related to HTMLTreeBuilder.cpp in WebKit.

7.5 CVSS 3.1 High EPSS 2.8% · top 14.2% CWE-476 · NULL pointer dereference
7.5CVSS 3.1 base score, v2 5.0
2.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
10References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

The html package (aka x/net/html) before 2018-07-13 in Go mishandles "in frameset" insertion mode, leading to a "panic: runtime error" for html.Parse of <template><object>, <template><applet>, or <template><marquee>. This is related to HTMLTreeBuilder.cpp in WebKit.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://bugs.chromium.org/p/chromium/issues/detail?id=829668 ExploitThird Party Advisory
https://github.com/golang/go/issues/27016 ExploitThird Party Advisory
https://github.com/golang/net/commit/aaf60122140d3fcf75376d319f0554393160eb50 PatchThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LREEWY6KNLHRWFZ7OT4HVLM
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UKRCI7WIOCOCD3H7NXWRGIR
https://bugs.chromium.org/p/chromium/issues/detail?id=829668 ExploitThird Party Advisory
https://github.com/golang/go/issues/27016 ExploitThird Party Advisory
https://github.com/golang/net/commit/aaf60122140d3fcf75376d319f0554393160eb50 PatchThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LREEWY6KNLHRWFZ7OT4HVLM
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UKRCI7WIOCOCD3H7NXWRGIR

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Source: NIST National Vulnerability Database (record CVE-2018-17075), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.