How severe is CVE-2006-0553?

CVE-2006-0553 has a CVSS 2.0 base score of 6.5, rated medium severity.

Is CVE-2006-0553 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-0553?

CVE-2006-0553 primarily affects Postgresql. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-0553?

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

When was CVE-2006-0553 published?

CVE-2006-0553 was published on 2006-02-14 and last updated on 2026-06-16.

CVE-2006-0553

CVE-2006-0553 is a medium-severity vulnerability in Postgresql with a CVSS 2.0 base score of 6.5. 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 6.5)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Postgresql
Published: 2006-02-14
Last modified: 2026-06-16

Description

PostgreSQL 8.1.0 through 8.1.2 allows authenticated database users to gain additional privileges via "knowledge of the backend protocol" using a crafted SET ROLE to other database users, a different vulnerability than CVE-2006-0678.

Frequently asked questions

What is CVE-2006-0553?: PostgreSQL 8.1.0 through 8.1.2 allows authenticated database users to gain additional privileges via "knowledge of the backend protocol" using a crafted SET ROLE to other database users, a different vulnerability than CVE-2006-0678.
How severe is CVE-2006-0553?: CVE-2006-0553 has a CVSS 2.0 base score of 6.5, rated medium severity.
Is CVE-2006-0553 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-0553?: CVE-2006-0553 primarily affects Postgresql. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-0553?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-0553 published?: CVE-2006-0553 was published on 2006-02-14 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:postgresql:postgresql:8.1.0:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.1.1:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.1.2:*:*:*:*:*:*:*

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