How severe is CVE-2012-5156?

CVE-2012-5156 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2012-5156 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-5156?

CVE-2012-5156 primarily affects Google Chrome. In total, 121 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-5156?

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

When was CVE-2012-5156 published?

CVE-2012-5156 was published on 2013-01-15 and last updated on 2026-06-16.

CVE-2012-5156

CVE-2012-5156 is a medium-severity vulnerability in Google Chrome with a CVSS 2.0 base score of 6.8. 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-399.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Google Chrome
Published: 2013-01-15
Last modified: 2026-06-16

Description

Use-after-free vulnerability in Google Chrome before 24.0.1312.52 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors involving PDF fields.

Frequently asked questions

What is CVE-2012-5156?: Use-after-free vulnerability in Google Chrome before 24.0.1312.52 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors involving PDF fields.
How severe is CVE-2012-5156?: CVE-2012-5156 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2012-5156 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-5156?: CVE-2012-5156 primarily affects Google Chrome. In total, 121 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-5156?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-5156 published?: CVE-2012-5156 was published on 2013-01-15 and last updated on 2026-06-16.

References

Affected products (121)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1272.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1272.1:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1273.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1274.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1275.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1276.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1276.1:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1277.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1278.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1279.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1280.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1281.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1281.1:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1281.2:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1281.3:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1282.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1283.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1284.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1284.1:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1284.2:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1285.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1285.1:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1285.2:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1286.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1286.1:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1287.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1287.1:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1288.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1288.1:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1289.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1289.1:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1290.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1290.1:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1290.2:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1291.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1291.1:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1292.0:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1292.1:*:*:*:*:*:*:*
cpe:2.3:a:google:chrome:24.0.1293.0:*:*:*:*:*:*:*

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