How severe is CVE-2015-6135?

CVE-2015-6135 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2015-6135 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 24% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-6135?

CVE-2015-6135 primarily affects Microsoft Jscript. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-6135?

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

When was CVE-2015-6135 published?

CVE-2015-6135 was published on 2015-12-09 and last updated on 2026-06-17.

CVE-2015-6135

CVE-2015-6135 is a medium-severity vulnerability in Microsoft Jscript with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 24% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 24% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Microsoft Jscript
Published: 2015-12-09
Last modified: 2026-06-17

Description

The Microsoft (1) VBScript 5.7 and 5.8 and (2) JScript 5.7 and 5.8 engines, as used in Internet Explorer 8 through 11 and other products, allow remote attackers to obtain sensitive information from process memory via a crafted web site, aka "Scripting Engine Information Disclosure Vulnerability."

Frequently asked questions

What is CVE-2015-6135?: The Microsoft (1) VBScript 5.7 and 5.8 and (2) JScript 5.7 and 5.8 engines, as used in Internet Explorer 8 through 11 and other products, allow remote attackers to obtain sensitive information from process memory via a crafted web site, aka "Scripting Engine Information Disclosure Vulnerability."
How severe is CVE-2015-6135?: CVE-2015-6135 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2015-6135 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 24% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6135?: CVE-2015-6135 primarily affects Microsoft Jscript. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-6135?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-6135 published?: CVE-2015-6135 was published on 2015-12-09 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:microsoft:jscript:5.7:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:jscript:5.8:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:vbscript:5.7:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:vbscript:5.8:*:*:*:*:*:*:*

More vulnerabilities in Microsoft Jscript

CVE-2015-6136 — Critical (CVSS 9.3): The Microsoft (1) VBScript 5.7 and 5.8 and (2) JScript 5.7 and 5.8 engines, as used in Internet Explorer 8 through 11…
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CVE-2015-6055 — Critical (CVSS 9.3): The Microsoft (1) VBScript 5.7 and 5.8 and (2) JScript 5.7 and 5.8 engines, as used in Internet Explorer 8 through 11…
CVE-2015-2482 — Critical (CVSS 9.3): The Microsoft (1) VBScript 5.7 and 5.8 and (2) JScript 5.7 and 5.8 engines, as used in Internet Explorer 8 through 11…
CVE-2012-2523 — Critical (CVSS 9.3): Integer overflow in Microsoft Internet Explorer 8 and 9, JScript 5.8, and VBScript 5.8 on 64-bit platforms allows…

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