5.3

CVE-2018-12448: naver corporation whale browser Improper Input Validation

Modified
Published 02-08-2018Last modified 05-08-2024

Vulnerability summary

CVE-2018-12448 is a medium (CVSS 5.3) Improper Input Validation vulnerability in naver corporation whale browser. EPSS estimates a 0.77% chance of exploitation in the next 30 days, higher than 55.5% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 5.3, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
5.3/10
010
Medium · v3.0 (NVD)
EPSS score
0.77%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 02-08-2018
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

Whale Browser before 1.3.48.4 displays no URL information but only a title of a web page on the browser's address bar when visiting a non-http page, which allows an attacker to display a malicious web page with a fake domain name.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.77%

Chance of exploitation in the next 30 days

Percentile

56%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.77% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.

Naver corporation1 product
Navercorp1 product

2 vendors · 2 products

References

1 links