How severe is CVE-2015-10133?

CVE-2015-10133 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2015-10133 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-10133?

CVE-2015-10133 affects Markjaquith Subscribe To Comments. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-10133?

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.

Does CVE-2015-10133 have an EU (EUVD) identifier?

Yes. CVE-2015-10133 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2015-9393.

When was CVE-2015-10133 published?

CVE-2015-10133 was published on 2025-07-19 and last updated on 2026-06-17.

CVE-2015-10133

CVE-2015-10133 is a high-severity vulnerability in Markjaquith Subscribe To Comments with a CVSS 3.x base score of 7.2. 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-98.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2015-9393
Weakness: CWE-98
Affected product: Markjaquith Subscribe To Comments
Published: 2025-07-19
Last modified: 2026-06-17

Description

The Subscribe to Comments for WordPress is vulnerable to Local File Inclusion in versions up to, and including, 2.1.2 via the Path to header value. This allows authenticated attackers, with administrative privileges and above, to include and execute arbitrary files on the server, allowing the execution of any PHP code in those files. This can be used to bypass access controls, obtain sensitive data, or achieve code execution in cases where images and other “safe” file types can be uploaded and included. This same function can also be used to execute arbitrary PHP code.

Frequently asked questions

What is CVE-2015-10133?: The Subscribe to Comments for WordPress is vulnerable to Local File Inclusion in versions up to, and including, 2.1.2 via the Path to header value. This allows authenticated attackers, with administrative privileges and above, to include and execute arbitrary files on the server, allowing the execution of any PHP code in those files. This can be used to bypass access controls, obtain sensitive data, or achieve code execution in cases where images and other “safe” file types can be uploaded and included. This same function can also be used to execute arbitrary PHP code.
How severe is CVE-2015-10133?: CVE-2015-10133 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2015-10133 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-10133?: CVE-2015-10133 affects Markjaquith Subscribe To Comments. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-10133?: 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.
Does CVE-2015-10133 have an EU (EUVD) identifier?: Yes. CVE-2015-10133 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2015-9393.
When was CVE-2015-10133 published?: CVE-2015-10133 was published on 2025-07-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:markjaquith:subscribe_to_comments:*:*:*:*:*:wordpress:*:*

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