CVE-2020-21003
CVE-2020-21003 is a medium-severity vulnerability in Pbootcms 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: 0% (38th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Pbootcms
- Published:
- Last modified:
Description
Pbootcms v2.0.3 is vulnerable to Cross Site Scripting (XSS) via admin.php.
Frequently asked questions
- What is CVE-2020-21003?
- Pbootcms v2.0.3 is vulnerable to Cross Site Scripting (XSS) via admin.php.
- How severe is CVE-2020-21003?
- CVE-2020-21003 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-2020-21003 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-21003?
- CVE-2020-21003 affects Pbootcms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-21003?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-21003 published?
- CVE-2020-21003 was published on 2021-06-03 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:pbootcms:pbootcms:2.0.3:*:*:*:*:*:*:*
More vulnerabilities in Pbootcms
- CVE-2023-39834 — Critical (CVSS 9.8): PbootCMS below v3.2.0 was discovered to contain a command injection vulnerability via create_function.
- CVE-2021-37497 — Critical (CVSS 9.8): SQL injection vulnerability in route of PbootCMS 3.0.5 allows remote attackers to run arbitrary SQL commands via…
- CVE-2022-32417 — Critical (CVSS 9.8): PbootCMS v3.1.2 was discovered to contain a remote code execution (RCE) vulnerability via the function parserIfLabel at…
- CVE-2020-23580 — Critical (CVSS 9.8): Remote Code Execution vulnerability in PbootCMS 2.0.8 in the message board.
- CVE-2018-16357 — Critical (CVSS 9.8): An issue was discovered in PbootCMS. There is a SQL injection via the api.php/Cms/search order parameter.
- CVE-2018-16356 — Critical (CVSS 9.8): An issue was discovered in PbootCMS. There is a SQL injection via the api.php/List/index order parameter.
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 →