CVE-2018-6115: google chrome Improper Input Validation
Vulnerability summary
CVE-2018-6115 is a medium (CVSS 6.5) Improper Input Validation vulnerability in google chrome. EPSS estimates a 1.04% chance of exploitation in the next 30 days, higher than 64% of scored vulnerabilities.
Not severe (CVSS 6.5, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 5 · Related 4Timeline
- 04-12-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Inappropriate setting of the SEE_MASK_FLAG_NO_UI flag in file downloads in Google Chrome prior to 66.0.3359.117 allowed a remote attacker to potentially bypass OS malware checks via a crafted HTML page.
CVSS metrics
3 scores · 2 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS trend
Probability
1.04%
Chance of exploitation in the next 30 days
Percentile
64%
Versus all other CVEs
30-day change
Decrease -0.02 pp
From 1.06% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu2 products
- chromium-browser< 66.0.3359.139-0ubuntu0.16.04.3 | < 66.0.3359.139-0ubuntu0.18.04.3
- oxide-qtAll versions (No fix recorded)
Google1 product
- chrome≥ unspecified, < 66.0.3359.117 | < 66.0.3359.117
2 vendors · 3 products
References
6 links- chromereleases.googleblog.com/2018/04/stable-channel-update-for-desktop.htmlX Refsource CONFIRMREPORT
- crbug.com/819809X Refsource MISC