CVE-2002-2312: Opera 6.0.1 allows remote attackers to upload arbitrary file contents when users press a key corresponding to

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MEDIUM 5.8DOWNGRADE

CVE-2002-2312 is a medium-severity flaw (CVSS 5.8) affecting opera. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Opera 6.0.1 allows remote attackers to upload arbitrary file contents when users press a key corresponding to the JavaScript (1) event.ctrlKey or (2) event.shiftKey onkeydown event contained in a webpage.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.8 (Medium)
EPSS exploit chance	1.8% (top 22%)
CISA exploited list	No
Published	2002-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: opera software

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2002-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:01 UTCUpdated Record last modified

opera software opera DOWNGRADE

Affected: 6.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.0.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 6.0.1 (Debian / Ubuntu)

apt-cache madison opera sudo apt install opera=<VERSION_BEFORE_6.0.1> sudo apt-mark hold opera

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list opera sudo dnf downgrade opera-<VERSION_BEFORE_6.0.1> sudo dnf versionlock add opera

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Opera 6.0.1 / Microsoft Internet Explorer 5/6 - JavaScript Modifier Keypress Event Subversion

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-2002-2312?

opera: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2002-2312 being exploited?

CVE-2002-2312 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-2002-2312 affect?

CVE-2002-2312 affects opera. Severity is medium (CVSS 5.8). Opera 6.0.1 allows remote attackers to upload arbitrary file contents when users press a key corresponding to the JavaScript (1) event.ctrlKey or (2) event.shiftKey onkeydown event contained in a webpage.

How urgent is CVE-2002-2312?

Priority 45/100. Public exploit reference

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References

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