CVE-2004-2061: RiSearch 1.0.01 and RiSearch Pro 3.2.06 allows remote attackers to use the show.pl script as an open proxy, or

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CRITICAL 9.8REMOTEDOWNGRADEDOWNGRADE

CVE-2004-2061 is a critical-severity flaw (CVSS 9.8) affecting risearch, risearch pro. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

RiSearch 1.0.01 and RiSearch Pro 3.2.06 allows remote attackers to use the show.pl script as an open proxy, or read arbitrary local files, by setting the url parameter to a (1) http://, (2) ftp://, or (3) file:// URL.

Why this priority

Critical severity
EPSS top 7%: very likely to be exploited
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	5.7% (top 7%)
CISA exploited list	No
Weakness	CWE-918
Published	2004-07-27
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: risearch

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

Am I affected?

Timeline

2004-07-27 04:00 UTCPublished CVE record published
2026-06-16 22:08 UTCUpdated Record last modified

risearch risearch DOWNGRADE

Affected: 1.0.01

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.01

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0.01 (Debian / Ubuntu)

apt-cache madison risearch sudo apt install risearch=<VERSION_BEFORE_1.0.01> sudo apt-mark hold risearch

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

dnf --showduplicates list risearch sudo dnf downgrade risearch-<VERSION_BEFORE_1.0.01> sudo dnf versionlock add risearch

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.

risearch risearch pro DOWNGRADE

Affected: 3.2.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.2.6

1. Check installed version

apt-cache policy risearch-pro || rpm -q risearch-pro || risearch-pro --version

2. No fixed release: DOWNGRADE to a release before 3.2.6 (Debian / Ubuntu)

apt-cache madison risearch-pro sudo apt install risearch-pro=<VERSION_BEFORE_3.2.6> sudo apt-mark hold risearch-pro

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

dnf --showduplicates list risearch-pro sudo dnf downgrade risearch-pro-<VERSION_BEFORE_3.2.6> sudo dnf versionlock add risearch-pro

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: RiSearch 0.99 /RiSearch Pro 3.2.6 - show.pl Arbitrary File Access
Exploit-DB: RiSearch 0.99 /RiSearch Pro 3.2.6 - show.pl Open Proxy Relay

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-2004-2061?

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

Is CVE-2004-2061 being exploited?

CVE-2004-2061 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-2004-2061 affect?

CVE-2004-2061 affects risearch, risearch pro. Severity is critical (CVSS 9.8). RiSearch 1.0.01 and RiSearch Pro 3.2.06 allows remote attackers to use the show.pl script as an open proxy, or read arbitrary local files, by setting the url parameter to a (1) http://, (2) ftp://, or (3) file:// URL.

How urgent is CVE-2004-2061?

Priority 68/100. Critical severity; EPSS top 7%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

References

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