How severe is CVE-2020-29172?

CVE-2020-29172 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-29172 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-29172?

CVE-2020-29172 affects Litespeedtech Litespeed Cache. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-29172?

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

When was CVE-2020-29172 published?

CVE-2020-29172 was published on 2020-12-26 and last updated on 2026-06-17.

CVE-2020-29172

CVE-2020-29172 is a medium-severity vulnerability in Litespeedtech Litespeed Cache with a CVSS 3.x base score of 6.1. 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 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Litespeedtech Litespeed Cache
Published: 2020-12-26
Last modified: 2026-06-17

Description

A cross-site scripting (XSS) vulnerability in the LiteSpeed Cache plugin before 3.6.1 for WordPress can be exploited via the Server IP setting.

Frequently asked questions

What is CVE-2020-29172?: A cross-site scripting (XSS) vulnerability in the LiteSpeed Cache plugin before 3.6.1 for WordPress can be exploited via the Server IP setting.
How severe is CVE-2020-29172?: CVE-2020-29172 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-29172 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-29172?: CVE-2020-29172 affects Litespeedtech Litespeed Cache. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-29172?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-29172 published?: CVE-2020-29172 was published on 2020-12-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:litespeedtech:litespeed_cache:*:*:*:*:*:wordpress:*:*

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