How severe is CVE-2011-4312?

CVE-2011-4312 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2011-4312 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-4312?

CVE-2011-4312 primarily affects Reviewboard Review Board. In total, 40 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-4312?

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

When was CVE-2011-4312 published?

CVE-2011-4312 was published on 2011-11-24 and last updated on 2026-06-16.

CVE-2011-4312

CVE-2011-4312 is a medium-severity vulnerability in Reviewboard Review Board with a CVSS 2.0 base score of 4.3. 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-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Reviewboard Review Board
Published: 2011-11-24
Last modified: 2026-06-16

Description

Multiple cross-site scripting (XSS) vulnerabilities in the commenting system in Review Board before 1.5.7 and 1.6.x before 1.6.3 allow remote attackers to inject arbitrary web script or HTML via vectors involving the (1) diff viewer or (2) screenshot component.

Frequently asked questions

What is CVE-2011-4312?: Multiple cross-site scripting (XSS) vulnerabilities in the commenting system in Review Board before 1.5.7 and 1.6.x before 1.6.3 allow remote attackers to inject arbitrary web script or HTML via vectors involving the (1) diff viewer or (2) screenshot component.
How severe is CVE-2011-4312?: CVE-2011-4312 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-4312 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-4312?: CVE-2011-4312 primarily affects Reviewboard Review Board. In total, 40 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-4312?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-4312 published?: CVE-2011-4312 was published on 2011-11-24 and last updated on 2026-06-16.

References

Affected products (40)

cpe:2.3:a:reviewboard:review_board:*:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0:alpha1:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0:alpha2:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0:alpha3:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0:alpha4:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0:beta1:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0:beta2:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0:rc1:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0:rc2:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0:rc3:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0.4:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0.5:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0.5.1:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0.6:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0.7:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0.8:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.0.9:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.1:alpha1:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.1:alpha2:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.5:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.5:beta1:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.5:beta2:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.5:rc1:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.5:rc2:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.5.1:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.5.3:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.5.4:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.5.5:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.6:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.6:beta1:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.6:beta2:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.6:rc1:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.6:rc2:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.6.1:*:*:*:*:*:*:*
cpe:2.3:a:reviewboard:review_board:1.6.2:*:*:*:*:*:*:*

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