How severe is CVE-2021-28417?

CVE-2021-28417 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-28417 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-28417?

CVE-2021-28417 affects Seopanel Seo Panel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-28417?

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

When was CVE-2021-28417 published?

CVE-2021-28417 was published on 2021-03-18 and last updated on 2026-06-17.

CVE-2021-28417

CVE-2021-28417 is a medium-severity vulnerability in Seopanel Seo Panel with a CVSS 3.x base score of 4.8. 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 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Seopanel Seo Panel
Published: 2021-03-18
Last modified: 2026-06-17

Description

A cross-site scripting (XSS) issue in Seo Panel 4.8.0 allows remote attackers to inject JavaScript via archive.php and the "search_name" parameter.

Frequently asked questions

What is CVE-2021-28417?: A cross-site scripting (XSS) issue in Seo Panel 4.8.0 allows remote attackers to inject JavaScript via archive.php and the "search_name" parameter.
How severe is CVE-2021-28417?: CVE-2021-28417 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-28417 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-28417?: CVE-2021-28417 affects Seopanel Seo Panel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-28417?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-28417 published?: CVE-2021-28417 was published on 2021-03-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:seopanel:seo_panel:4.8.0:*:*:*:*:*:*:*

More vulnerabilities in Seopanel Seo Panel

CVE-2017-10839 — High (CVSS 8.8): SQL injection vulnerability in the SEO Panel prior to version 3.11.0 allows authenticated attackers to execute…
CVE-2025-29452 — High (CVSS 7.6): An issue in Seo Panel 4.11.0 allows a remote attacker to obtain sensitive information via the Proxy Manager component.
CVE-2025-29451 — High (CVSS 7.6): An issue in Seo Panel 4.11.0 allows a remote attacker to obtain sensitive information via the Mail Setting component.
CVE-2021-34117 — High (CVSS 7.5): SQL Injection vulnerability in SEO Panel 4.9.0 in api/user.api.php in function getUserName in the username parameter,…
CVE-2021-28419 — High (CVSS 7.2): The "order_col" parameter in archive.php of SEO Panel 4.8.0 is vulnerable to time-based blind SQL injection, which…
CVE-2024-22643 — Medium (CVSS 6.5): A Cross-Site Request Forgery (CSRF) vulnerability in SEO Panel version 4.10.0 allows remote attackers to perform…

All CVEs affecting Seopanel Seo Panel →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →