How severe is CVE-2017-11658?

CVE-2017-11658 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2017-11658 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-11658?

CVE-2017-11658 primarily affects Wp-rocket. In total, 110 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-11658?

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.

When was CVE-2017-11658 published?

CVE-2017-11658 was published on 2017-07-26 and last updated on 2026-06-17.

CVE-2017-11658

CVE-2017-11658 is a high-severity vulnerability in Wp-rocket with a CVSS 3.x base score of 7.5. 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-22.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Wp-rocket
Published: 2017-07-26
Last modified: 2026-06-17

Description

In the WP Rocket plugin 2.9.3 for WordPress, the Local File Inclusion mitigation technique is to trim traversal characters (..) -- however, this is insufficient to stop remote attacks and can be bypassed by using 0x00 bytes, as demonstrated by a .%00.../.%00.../ attack.

Frequently asked questions

What is CVE-2017-11658?: In the WP Rocket plugin 2.9.3 for WordPress, the Local File Inclusion mitigation technique is to trim traversal characters (..) -- however, this is insufficient to stop remote attacks and can be bypassed by using 0x00 bytes, as demonstrated by a .%00.../.%00.../ attack.
How severe is CVE-2017-11658?: CVE-2017-11658 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2017-11658 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-11658?: CVE-2017-11658 primarily affects Wp-rocket. In total, 110 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-11658?: 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.
When was CVE-2017-11658 published?: CVE-2017-11658 was published on 2017-07-26 and last updated on 2026-06-17.

References

Affected products (110)

cpe:2.3:a:wp-rocket:wp-rocket:1.3.0:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:1.3.1:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:1.3.2:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:1.3.3:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:1.3.4:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:1.3.5:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:1.3.6:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:1.3.7:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.0.0:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.0.1:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.0.2:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.0.3:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.0.4:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.0.5:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.1.0:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.1.1:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.2.0:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.2.1:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.2.2:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.2.3:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.3.0:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.3.1:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.3.2:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.3.3:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.3.4:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.3.5:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.3.6:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.3.7:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.3.8:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.3.9:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.3.10:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.3.11:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.4.0:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.4.1:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.4.2:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.5.0:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.5.1:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.5.2:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.5.3:*:*:*:*:wordpress:*:*
cpe:2.3:a:wp-rocket:wp-rocket:2.5.4:*:*:*:*:wordpress:*:*

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