XSS in Thoughtbot Paperclip
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-site scripting (XSS) attacks via a spoofed value, as demonstrated by image/jpeg.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.021 (80.0th percentile) — read the EPSS interpretation.
Affected products
- Thoughtbot Paperclip
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vultures@jpcert.or.jp (vdb-entry, x_refsource_BID)
- vultures@jpcert.or.jp (x_refsource_CONFIRM, Vendor Advisory)
- vultures@jpcert.or.jp (x_refsource_CONFIRM, Exploit, Vendor Advisory)
- vultures@jpcert.or.jp (x_refsource_JVN, Vendor Advisory, third-party-advisory)
- vultures@jpcert.or.jp (x_refsource_JVNDB, Vendor Advisory, third-party-advisory)
- vultures@jpcert.or.jp (Vendor Advisory, mailing-list, x_refsource_MLIST)
Frequently asked questions
- What is CVE-2015-2963?
- CVE-2015-2963 is a vulnerability in Thoughtbot Paperclip, classified under Cross-site Scripting. Published 2015-07-10.
- Is CVE-2015-2963 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.