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CVE-2017-1002201

22
FAUCET Score

CVE-2017-1002201 is a cross-site scripting (XSS) vulnerability affecting HAML versions prior to 5.0.0.beta.2, specifically impacting Debian Linux and HAML installations. The flaw arises from improper escaping of the single quote character in user-supplied input, allowing attackers to inject additional attributes and potentially execute code. With a CVSS score of 6.1 (Medium), this vulnerability requires user interaction and can lead to low impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.0.0CPE matchmatch criteria
cpe:2.3:a:haml:haml:*:*:*:*:*:ruby:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.45%
Probability of exploitation in next 30 days
EPSS Percentile
70.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0145 is in the 83rd 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

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
rubygemspatch availablevia ghsa
Product: hamlFixed in: 5.0.0

Vendor Advisories (1)

rubygemsGHSA-r53w-g4xm-3gc6medium

Haml vulnerable to cross-site scripting

Oct 21, 2019

References

github.com / haml/haml/commit/18576ae6e9bdcb4303fdbe6b3199869d289d67c2
PatchThird Party Advisory
lists.debian.org / debian-lts-announce/2019/11/msg00007.html
Mailing ListThird Party Advisory
lists.debian.org / debian-lts-announce/2021/12/msg00028.html
Mailing ListThird Party Advisory
security.gentoo.org / glsa/202007-27
Third Party Advisory
snyk.io / vuln/SNYK-RUBY-HAML-20362
ExploitPatchThird Party Advisory