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CVE-2020-6858

22
FAUCET Score

CVE-2020-6858 describes an HTTP response splitting vulnerability in Hotels Styx through version 1.0.0.beta8, caused by CRLF Injection. This medium-severity flaw (CVSS 6.5) allows an attacker to inject arbitrary HTTP headers if untrusted user input is reflected in a response header, potentially leading to information disclosure or session hijacking. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.7.10CPE matchmatch criteria
cpe:2.3:a:hotels:styx:*:*:*:*:*:*:*:*
1.0.0CPE matchmatch criteria
cpe:2.3:a:hotels:styx:1.0.0:beta1:*:*:*:*:*:*
1.0.0CPE matchmatch criteria
cpe:2.3:a:hotels:styx:1.0.0:beta2:*:*:*:*:*:*
1.0.0CPE matchmatch criteria
cpe:2.3:a:hotels:styx:1.0.0:beta3:*:*:*:*:*:*
1.0.0CPE matchmatch criteria
cpe:2.3:a:hotels:styx:1.0.0:beta4:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.16%
Probability of exploitation in next 30 days
EPSS Percentile
63.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0116 is in the 77th percentile among its peer group of 26,221 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

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa
Product: com.hotels.styx:styx-apiFixed in: 1.0.0-rc1

Vendor Advisories (1)

mavenGHSA-6v7p-v754-j89vmedium

HTTP Response Splitting in Styx

Mar 3, 2020

References

github.com / HotelsDotCom/styx/security/advisories/GHSA-6v7p-v754-j89v
ExploitThird Party Advisory
twitter.com / JLLeitschuh
Third Party Advisory