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CVE-2015-2963

The thoughtbot paperclip gem before 4.2.2 for Ruby does not consider the content-type value during media-type validation, which allows remote attackers to upload HTML documents and conduct cross-si...

Published: Jul 10, 2015Updated: May 6, 2026 Sources: CVE List NVD GHSACWE-79
4.3MEDIUM
NVD MITRE
EPSS Score
2.1%
Top 20.1%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available
Self-Check
Not available

Description

paperclip Cross-site Scripting vulnerability

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:MAu:NC:NI:PA:N
Exploitability
AV:NAccess Vector
Network
AC:MAccess Complexity
Medium
Au:NAuthentication
None
Impact
C:NConfidentiality
None
I:PIntegrity
Partial
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-79

Affected Products

RubyGems
package-ecosystem
paperclip
OSS Libraries
thoughtbot
commercialaka thoughtbot inc
paperclipMixed
OSS Libraries / web-framework
and 1 more affected products View all →

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://nvd.nist.gov/vuln/detail/CVE-2015-2963
nvd.nist.gov
https://github.com/thoughtbot/paperclip/commit/9aee4112f36058cd28d5fe4a006d6981bd1eda57
github.com
https://github.com/thoughtbot/paperclip
github.com
and 6 more references View all →

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