How severe is CVE-2008-5331?

CVE-2008-5331 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2008-5331 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-5331?

CVE-2008-5331 primarily affects Adobe Acrobat. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-5331?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2008-5331 published?

CVE-2008-5331 was published on 2008-12-05 and last updated on 2026-06-16.

CVE-2008-5331

CVE-2008-5331 is a high-severity vulnerability in Adobe Acrobat with a CVSS 2.0 base score of 7.5. 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-310.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-310
Affected product: Adobe Acrobat
Published: 2008-12-05
Last modified: 2026-06-16

Description

Adobe Acrobat 9 uses more efficient encryption than previous versions, which makes it easier for attackers to guess a document's password via a brute-force attack.

Frequently asked questions

What is CVE-2008-5331?: Adobe Acrobat 9 uses more efficient encryption than previous versions, which makes it easier for attackers to guess a document's password via a brute-force attack.
How severe is CVE-2008-5331?: CVE-2008-5331 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2008-5331 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-5331?: CVE-2008-5331 primarily affects Adobe Acrobat. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-5331?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2008-5331 published?: CVE-2008-5331 was published on 2008-12-05 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:adobe:acrobat:9:*:*:*:*:*:*:*
cpe:2.3:a:adobe:acrobat:9.0:*:professional:*:*:*:*:*
cpe:2.3:a:adobe:acrobat:9.0:*:standard:*:*:*:*:*

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