How severe is CVE-2019-0234?

CVE-2019-0234 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-2019-0234 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-0234?

CVE-2019-0234 primarily affects Apache Roller. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-0234?

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

When was CVE-2019-0234 published?

CVE-2019-0234 was published on 2019-07-15 and last updated on 2026-06-17.

CVE-2019-0234

CVE-2019-0234 is a medium-severity vulnerability in Apache Roller 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: 3% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Apache Roller
Published: 2019-07-15
Last modified: 2026-06-17

Description

A Reflected Cross-site Scripting (XSS) vulnerability exists in Apache Roller. Roller's Math Comment Authenticator did not property sanitize user input and could be exploited to perform Reflected Cross Site Scripting (XSS). The mitigation for this vulnerability is to upgrade to the latest version of Roller, which is now Roller 5.2.3.

Frequently asked questions

What is CVE-2019-0234?: A Reflected Cross-site Scripting (XSS) vulnerability exists in Apache Roller. Roller's Math Comment Authenticator did not property sanitize user input and could be exploited to perform Reflected Cross Site Scripting (XSS). The mitigation for this vulnerability is to upgrade to the latest version of Roller, which is now Roller 5.2.3.
How severe is CVE-2019-0234?: CVE-2019-0234 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-2019-0234 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-0234?: CVE-2019-0234 primarily affects Apache Roller. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-0234?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-0234 published?: CVE-2019-0234 was published on 2019-07-15 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:apache:roller:5.2.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:roller:5.2.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:roller:5.2.2:*:*:*:*:*:*:*

More vulnerabilities in Apache Roller

CVE-2018-17198 — Critical (CVSS 9.8): Server-side Request Forgery (SSRF) and File Enumeration vulnerability in Apache Roller 5.2.1, 5.2.0 and earlier…
CVE-2014-0030 — Critical (CVSS 9.8): The XML-RPC protocol support in Apache Roller before 5.0.3 allows attackers to conduct XML External Entity (XXE)…
CVE-2025-24859 — High (CVSS 8.8): A session management vulnerability exists in Apache Roller before version 6.1.5 where active user sessions are not…
CVE-2021-33580 — High (CVSS 7.5): User controlled `request.getHeader("Referer")`, `request.getRequestURL()` and `request.getQueryString()` are used to…
CVE-2015-0249 — High (CVSS 7.2): The weblog page template in Apache Roller 5.1 through 5.1.1 allows remote authenticated users with admin privileges for…
CVE-2013-4212 — Medium (CVSS 6.8): Certain getText methods in the ActionSupport controller in Apache Roller before 5.0.2 allow remote attackers to execute…

All CVEs affecting Apache Roller →

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 →