CVE-2015-2784: The papercrop gem before 0.3.0 for Ruby on Rails does not properly handle crop input.

Q: How do I fix CVE-2015-2784?

papercrop: upgrade to 0.3.0. Exact commands for each OS are on this page.

Q: Is CVE-2015-2784 being exploited?

CVE-2015-2784 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2015-2784 affect?

CVE-2015-2784 affects papercrop. Severity is critical (CVSS 9.8). The papercrop gem before 0.3.0 for Ruby on Rails does not properly handle crop input.

Q: How urgent is CVE-2015-2784?

Priority 59/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2015-2784 is a critical-severity flaw (CVSS 9.8) affecting papercrop. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The papercrop gem before 0.3.0 for Ruby on Rails does not properly handle crop input.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.8% (top 22%)
CISA exploited list	No
Weakness	CWE-20
Published	2020-01-21
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: papercrop project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-01-21 18:15 UTCPublished CVE record published
2026-06-17 00:24 UTCUpdated Record last modified

papercrop project papercrop UPGRADE

Affected: < 0.3.0

Fixed in: 0.3.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy papercrop || rpm -q papercrop || papercrop --version

2. UPGRADE to 0.3.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade papercrop

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade papercrop

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2015-2784?

papercrop: upgrade to 0.3.0. Exact commands for each OS are on this page.

Is CVE-2015-2784 being exploited?

CVE-2015-2784 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2015-2784 affect?

CVE-2015-2784 affects papercrop. Severity is critical (CVSS 9.8). The papercrop gem before 0.3.0 for Ruby on Rails does not properly handle crop input.

How urgent is CVE-2015-2784?

Priority 59/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Ruby on Rails vulnerabilities · Ruby vulnerabilities

References

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