How severe is CVE-2020-35946?

CVE-2020-35946 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-35946 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-35946?

CVE-2020-35946 affects Semperplugins All In One Seo Pack. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-35946?

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

When was CVE-2020-35946 published?

CVE-2020-35946 was published on 2021-01-01 and last updated on 2026-06-17.

CVE-2020-35946

CVE-2020-35946 is a medium-severity vulnerability in Semperplugins All In One Seo Pack with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Semperplugins All In One Seo Pack
Published: 2021-01-01
Last modified: 2026-06-17

Description

An issue was discovered in the All in One SEO Pack plugin before 3.6.2 for WordPress. The SEO Description and Title fields are vulnerable to unsanitized input from a Contributor, leading to stored XSS.

Frequently asked questions

What is CVE-2020-35946?: An issue was discovered in the All in One SEO Pack plugin before 3.6.2 for WordPress. The SEO Description and Title fields are vulnerable to unsanitized input from a Contributor, leading to stored XSS.
How severe is CVE-2020-35946?: CVE-2020-35946 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-35946 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-35946?: CVE-2020-35946 affects Semperplugins All In One Seo Pack. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-35946?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-35946 published?: CVE-2020-35946 was published on 2021-01-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:semperplugins:all_in_one_seo_pack:*:*:*:*:*:wordpress:*:*

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