How severe is CVE-2004-1584?

CVE-2004-1584 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2004-1584 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-1584?

CVE-2004-1584 affects Wordpress. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2004-1584?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2004-1584 published?

CVE-2004-1584 was published on 2004-12-31 and last updated on 2026-06-16.

CVE-2004-1584

CVE-2004-1584 is a medium-severity vulnerability in Wordpress with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 11% places it in the 95th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 11% (95th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Wordpress
Published: 2004-12-31
Last modified: 2026-06-16

Description

CRLF injection vulnerability in wp-login.php in WordPress 1.2 allows remote attackers to perform HTTP Response Splitting attacks to modify expected HTML content from the server via the text parameter.

Frequently asked questions

What is CVE-2004-1584?: CRLF injection vulnerability in wp-login.php in WordPress 1.2 allows remote attackers to perform HTTP Response Splitting attacks to modify expected HTML content from the server via the text parameter.
How severe is CVE-2004-1584?: CVE-2004-1584 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-1584 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-1584?: CVE-2004-1584 affects Wordpress. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2004-1584?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-1584 published?: CVE-2004-1584 was published on 2004-12-31 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:wordpress:wordpress:1.2:*:*:*:*:*:*:*

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