CVE-2009-1738: Cross-site scripting (XSS) vulnerability in Feed Block 6.x-1.x before 6.x-1.1, a module for Drupal, allows rem

Routine

LOW 3.5DOWNGRADE

CVE-2009-1738 is a low-severity flaw (CVSS 3.5) affecting feed block. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in Feed Block 6.x-1.x before 6.x-1.1, a module for Drupal, allows remote authenticated users with administrator feed permissions to inject arbitrary web script or HTML via unspecified vectors in "aggregator items."

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	3.5 (Low)
EPSS exploit chance	1.0% (top 37%)
CISA exploited list	No
Weakness	CWE-79
Published	2009-05-20
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: ivanjaros

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

Am I affected?

Timeline

2009-05-20 19:30 UTCPublished CVE record published
2026-06-16 23:07 UTCUpdated Record last modified

ivanjaros feed block DOWNGRADE

Affected: 6.x-1.0 · 6.x-1.0 rc1 · 6.x-1.0 rc2 · 6.x-1.x dev

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.x-1.0

1. Check installed version

apt-cache policy feed-block || rpm -q feed-block || feed-block --version

2. No fixed release: DOWNGRADE to a release before 6.x-1.0 (Debian / Ubuntu)

apt-cache madison feed-block sudo apt install feed-block=<VERSION_BEFORE_6.x-1.0> sudo apt-mark hold feed-block

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

dnf --showduplicates list feed-block sudo dnf downgrade feed-block-<VERSION_BEFORE_6.x-1.0> sudo dnf versionlock add feed-block

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.

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-2009-1738?

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

Is CVE-2009-1738 being exploited?

CVE-2009-1738 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-2009-1738 affect?

CVE-2009-1738 affects feed block. Severity is low (CVSS 3.5). Cross-site scripting (XSS) vulnerability in Feed Block 6.x-1.x before 6.x-1.1, a module for Drupal, allows remote authenticated users with administrator feed permissions to inject arbitrary web script or HTML via unspecified vectors in "agg

How urgent is CVE-2009-1738?

Priority 28/100. No elevated risk signals yet.

Software pages

Drupal vulnerabilities

References

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