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Vulnerability details: VCID-r2g9-pje8-ykcb
Vulnerability ID VCID-r2g9-pje8-ykcb
Aliases CVE-2015-8861
GHSA-9prh-257w-9277
Summary Quoteless Attributes in Templates can lead to Content Injection Not using quotes around your attributes in handlebar templates, could lead to content injection. ### Example Template: ```<a href={{foo}}/>``` Input: ```{ 'foo' : 'test.com onload=alert(1)'}``` Rendered result: ```<a href=test.com onload=alert(1)/>```
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00317 https://api.first.org/data/v1/epss?cve=CVE-2015-8861
cvssv3.1 6.1 https://blog.srcclr.com/handlebars_vulnerability_research_findings
generic_textual MODERATE https://blog.srcclr.com/handlebars_vulnerability_research_findings
cvssv3 5.3 https://blog.srcclr.com/handlebars_vulnerability_research_findings/
cvssv3.1 6.1 https://github.com/advisories/GHSA-9prh-257w-9277
generic_textual MODERATE https://github.com/advisories/GHSA-9prh-257w-9277
cvssv3 5.3 https://github.com/nodejs/security-wg/blob/main/vuln/npm/61.json
cvssv3.1 6.1 https://github.com/wycats/handlebars.js
generic_textual MODERATE https://github.com/wycats/handlebars.js
cvssv3 5.3 https://github.com/wycats/handlebars.js/pull/1083
cvssv3.1 6.1 https://github.com/wycats/handlebars.js/pull/1083
generic_textual MODERATE https://github.com/wycats/handlebars.js/pull/1083
cvssv3.1 6.1 https://nvd.nist.gov/vuln/detail/CVE-2015-8861
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2015-8861
cvssv3.1 6.1 https://www.npmjs.com/advisories/61
generic_textual MODERATE https://www.npmjs.com/advisories/61
cvssv3.1 6.1 https://www.sourceclear.com/blog/handlebars_vulnerability_research_findings
generic_textual MODERATE https://www.sourceclear.com/blog/handlebars_vulnerability_research_findings
cvssv3.1 6.1 https://www.tenable.com/security/tns-2016-18
generic_textual MODERATE https://www.tenable.com/security/tns-2016-18
cvssv3.1 6.1 http://www.openwall.com/lists/oss-security/2016/04/20/11
generic_textual MODERATE http://www.openwall.com/lists/oss-security/2016/04/20/11
cvssv3.1 6.1 http://www.securityfocus.com/bid/96434
generic_textual MODERATE http://www.securityfocus.com/bid/96434
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2015-8861
https://blog.srcclr.com/handlebars_vulnerability_research_findings
https://blog.srcclr.com/handlebars_vulnerability_research_findings/
https://github.com/wycats/handlebars.js
https://github.com/wycats/handlebars.js/pull/1083
https://www.npmjs.com/advisories/61
https://www.sourceclear.com/blog/handlebars_vulnerability_research_findings
https://www.sourceclear.com/blog/handlebars_vulnerability_research_findings/
https://www.tenable.com/security/tns-2016-18
http://www.openwall.com/lists/oss-security/2016/04/20/11
http://www.securityfocus.com/bid/96434
61 https://github.com/nodejs/security-wg/blob/main/vuln/npm/61.json
CVE-2015-8861 https://nvd.nist.gov/vuln/detail/CVE-2015-8861
GHSA-9prh-257w-9277 https://github.com/advisories/GHSA-9prh-257w-9277
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://blog.srcclr.com/handlebars_vulnerability_research_findings
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/advisories/GHSA-9prh-257w-9277
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

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none

required

unchanged

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high

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none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/wycats/handlebars.js
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

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none

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required

unchanged

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/wycats/handlebars.js/pull/1083
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

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required

unchanged

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2015-8861
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

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required

unchanged

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://www.npmjs.com/advisories/61
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

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required

unchanged

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none

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low

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://www.sourceclear.com/blog/handlebars_vulnerability_research_findings
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

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none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://www.tenable.com/security/tns-2016-18
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at http://www.openwall.com/lists/oss-security/2016/04/20/11
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at http://www.securityfocus.com/bid/96434
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.55055
EPSS Score 0.00317
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-02T03:45:02.757452+00:00 Npm Importer Import https://github.com/nodejs/security-wg/blob/main/vuln/npm/61.json 38.6.0