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Vulnerability record · CVE-2018-17846 · published 1 October 2018

CVE-2018-17846: Golang net vulnerability

Golang · Net

The html package (aka x/net/html) through 2018-09-25 in Go mishandles <table><math><select><mi><select></table>, leading to an infinite loop during an html.Parse call because inSelectIM and inSelectInTableIM do not comply with a specification.

7.5 CVSS 3.1 High EPSS 2.5% · top 15.8% CWE-835 · CWE-835
7.5CVSS 3.1 base score, v2 5.0
2.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

The html package (aka x/net/html) through 2018-09-25 in Go mishandles <table><math><select><mi><select></table>, leading to an infinite loop during an html.Parse call because inSelectIM and inSelectInTableIM do not comply with a specification.

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://github.com/golang/go/issues/27842 Vendor 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://github.com/golang/go/issues/27842 Vendor 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-2018-17846), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.