CVE-2002-1007: Cross-site scripting vulnerabilities in Blackboard 5 allow remote attackers to execute arbitrary web script vi

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HIGH 7.5DOWNGRADE

CVE-2002-1007 is a high-severity flaw (CVSS 7.5) affecting blackboard. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting vulnerabilities in Blackboard 5 allow remote attackers to execute arbitrary web script via (1) the course_id parameter in a link to login.pl, (2) the CTID parameter in ProcessInfo.cgi, or (3) the Message parameter in index.cgi.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	2.8% (top 14%)
CISA exploited list	No
Published	2002-10-04
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: blackboard

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

Am I affected?

Timeline

2002-10-04 04:00 UTCPublished CVE record published
2026-06-16 21:58 UTCUpdated Record last modified

blackboard blackboard DOWNGRADE

Affected: 5.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 5.0 (Debian / Ubuntu)

apt-cache madison blackboard sudo apt install blackboard=<VERSION_BEFORE_5.0> sudo apt-mark hold blackboard

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

dnf --showduplicates list blackboard sudo dnf downgrade blackboard-<VERSION_BEFORE_5.0> sudo dnf versionlock add blackboard

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: BlackBoard 5.0 - Cross-Site Scripting

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-2002-1007?

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

Is CVE-2002-1007 being exploited?

CVE-2002-1007 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-2002-1007 affect?

CVE-2002-1007 affects blackboard. Severity is high (CVSS 7.5). Cross-site scripting vulnerabilities in Blackboard 5 allow remote attackers to execute arbitrary web script via (1) the course_id parameter in a link to login.pl, (2) the CTID parameter in ProcessInfo.cgi, or (3) the Message parameter in in

How urgent is CVE-2002-1007?

Priority 53/100. High severity; Public exploit reference

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CVE-2006-4308 MEDIUM 4.3 DOWNGRADE DOWNGRADE Multiple cross-site scripting (XSS) vulnerabilities in Blackboard Learning System 6, Blackboard Learning and C
CVE-2006-0511 MEDIUM 4.3 DOWNGRADE DOWNGRADE Blackboard Academic Suite 6.0 and earlier does not properly clear session information when de-authenticating a
CVE-2004-1581 MEDIUM 5.0 DOWNGRADE BlackBoard 1.5.1 allows remote attackers to gain sensitive information via a direct request to (1) checkdb.inc

References

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