How severe is CVE-2021-38602?

CVE-2021-38602 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-2021-38602 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-38602?

CVE-2021-38602 affects Pluxml. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-38602?

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

When was CVE-2021-38602 published?

CVE-2021-38602 was published on 2021-08-12 and last updated on 2026-06-17.

CVE-2021-38602

CVE-2021-38602 is a medium-severity vulnerability in Pluxml 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: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Pluxml
Published: 2021-08-12
Last modified: 2026-06-17

Description

PluXML 5.8.7 allows Article Editing stored XSS via Headline or Content.

Frequently asked questions

What is CVE-2021-38602?: PluXML 5.8.7 allows Article Editing stored XSS via Headline or Content.
How severe is CVE-2021-38602?: CVE-2021-38602 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-2021-38602 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-38602?: CVE-2021-38602 affects Pluxml. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-38602?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-38602 published?: CVE-2021-38602 was published on 2021-08-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:pluxml:pluxml:5.8.7:*:*:*:*:*:*:*

More vulnerabilities in Pluxml

CVE-2026-24352 — Critical (CVSS 9.8): PluXml CMS allows a user's session identifier to be set before authentication. The value of this session ID stays the…
CVE-2020-18185 — Critical (CVSS 9.8): class.plx.admin.php in PluXml 5.7 allows attackers to execute arbitrary PHP code by modify the configuration file in a…
CVE-2024-22636 — High (CVSS 8.8): PluXml Blog v5.8.9 was discovered to contain a remote code execution (RCE) vulnerability in the Static Pages feature.…
CVE-2022-25018 — High (CVSS 8.8): Pluxml v5.8.7 was discovered to allow attackers to execute arbitrary code via crafted PHP code inserted into static…
CVE-2012-2227 — High (CVSS 7.5): Directory traversal vulnerability in update/index.php in PluXml before 5.1.6 allows remote attackers to include and…
CVE-2007-3432 — High (CVSS 7.5): Unrestricted file upload vulnerability in admin/images.php in Pluxml 0.3.1 allows remote attackers to upload and…

All CVEs affecting Pluxml →

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 →