CVE-2017-5090 — Insufficient Policy Enforcement in Omnibox in Google Chrome prior to 59

Insufficient Policy Enforcement in Omnibox in Google Chrome prior to 59.0.3071.115 for Mac allowed a remote attacker to perform domain spoofing via a crafted domain name containing a U+0620 character, aka Apple rdar problem 32458012.

01What is this vulnerability?

Insufficient Policy Enforcement in Omnibox in Google Chrome prior to 59.0.3071.115 for Mac allowed a remote attacker to perform domain spoofing via a crafted domain name containing a U+0620 character, aka Apple rdar problem 32458012.

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2017-10-27T05:29:01.550
• Last modified: 2026-05-13T00:24:29.033

09References

• www.securityfocus.com — http://www.securityfocus.com/bid/101591
• crbug.com — https://crbug.com/725660
• www.securityfocus.com — http://www.securityfocus.com/bid/101591
• crbug.com — https://crbug.com/725660