How severe is CVE-2010-1638?

CVE-2010-1638 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2010-1638 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-1638?

CVE-2010-1638 affects Horde. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2010-1638?

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

When was CVE-2010-1638 published?

CVE-2010-1638 was published on 2010-06-22 and last updated on 2026-06-16.

CVE-2010-1638

CVE-2010-1638 is a medium-severity vulnerability in Horde with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Horde
Published: 2010-06-22
Last modified: 2026-06-16

Description

The IMP plugin in Horde allows remote attackers to bypass firewall restrictions and use Horde as a proxy to scan internal networks via a crafted request to an unspecified test script. NOTE: this is only a vulnerability when the administrator does not follow recommendations in the product's installation documentation.

Frequently asked questions

What is CVE-2010-1638?: The IMP plugin in Horde allows remote attackers to bypass firewall restrictions and use Horde as a proxy to scan internal networks via a crafted request to an unspecified test script. NOTE: this is only a vulnerability when the administrator does not follow recommendations in the product's installation documentation.
How severe is CVE-2010-1638?: CVE-2010-1638 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2010-1638 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-1638?: CVE-2010-1638 affects Horde. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2010-1638?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-1638 published?: CVE-2010-1638 was published on 2010-06-22 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:horde:horde:*:*:*:*:*:*:*:*

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