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CVE-2018-8913

20
FAUCET Score

CVE-2018-8913 is a missing custom error page vulnerability in Synology Web Station versions prior to 2.1.3-0139. This medium-severity vulnerability (CVSS 6.1) allows unauthenticated remote attackers to conduct phishing attacks by crafting a malicious URL, exploiting the lack of proper error handling. While it requires user interaction, successful exploitation could lead to information disclosure and integrity impacts. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.1.3-0139CPE matchmatch criteria
cpe:2.3:a:synology:web_station:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.1HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
3.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.12%
Probability of exploitation in next 30 days
EPSS Percentile
62.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0112 is in the 75th percentile among its peer group of 26,219 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

synology.com / security/advisory/Synology_SA_18_29
Vendor Advisory