How severe is CVE-2012-0312?

CVE-2012-0312 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2012-0312 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-0312?

CVE-2012-0312 primarily affects Oscommerce Online Merchant. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-0312?

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

When was CVE-2012-0312 published?

CVE-2012-0312 was published on 2012-01-26 and last updated on 2026-06-16.

CVE-2012-0312

CVE-2012-0312 is a medium-severity vulnerability in Oscommerce Online Merchant 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: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Oscommerce Online Merchant
Published: 2012-01-26
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in osCommerce 2.2MS1J before R9, and osCommerce Online Merchant before 2.3.1, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Frequently asked questions

What is CVE-2012-0312?: Cross-site scripting (XSS) vulnerability in osCommerce 2.2MS1J before R9, and osCommerce Online Merchant before 2.3.1, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
How severe is CVE-2012-0312?: CVE-2012-0312 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2012-0312 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-0312?: CVE-2012-0312 primarily affects Oscommerce Online Merchant. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-0312?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-0312 published?: CVE-2012-0312 was published on 2012-01-26 and last updated on 2026-06-16.

References

Affected products (10)

cpe:2.3:a:oscommerce:online_merchant:*:*:*:*:*:*:*:*
cpe:2.3:a:oscommerce:online_merchant:2.2:*:*:*:*:*:*:*
cpe:2.3:a:oscommerce:oscommerce:2.2ms1j-r1:*:*:*:*:*:*:*
cpe:2.3:a:oscommerce:oscommerce:2.2ms1j-r2:*:*:*:*:*:*:*
cpe:2.3:a:oscommerce:oscommerce:2.2ms1j-r3:*:*:*:*:*:*:*
cpe:2.3:a:oscommerce:oscommerce:2.2ms1j-r4:*:*:*:*:*:*:*
cpe:2.3:a:oscommerce:oscommerce:2.2ms1j-r5:*:*:*:*:*:*:*
cpe:2.3:a:oscommerce:oscommerce:2.2ms1j-r6a:*:*:*:*:*:*:*
cpe:2.3:a:oscommerce:oscommerce:2.2ms1j-r7:*:*:*:*:*:*:*
cpe:2.3:a:oscommerce:oscommerce:2.2ms1j-r8:*:*:*:*:*:*:*

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