CVE-2018-20977
CVE-2018-20977 is a medium-severity vulnerability in Brainstormforce Schema 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% (55th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Brainstormforce Schema
- Published:
- Last modified:
Description
The all-in-one-schemaorg-rich-snippets plugin before 1.5.0 for WordPress has XSS on the settings page.
Frequently asked questions
- What is CVE-2018-20977?
- The all-in-one-schemaorg-rich-snippets plugin before 1.5.0 for WordPress has XSS on the settings page.
- How severe is CVE-2018-20977?
- CVE-2018-20977 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-2018-20977 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-20977?
- CVE-2018-20977 affects Brainstormforce Schema. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-20977?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-20977 published?
- CVE-2018-20977 was published on 2019-08-21 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:brainstormforce:schema:*:*:*:*:-:wordpress:*:*
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