How severe is CVE-2026-30661?

CVE-2026-30661 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-2026-30661 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-30661?

CVE-2026-30661 affects Idreamsoft Icms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-30661?

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

Does CVE-2026-30661 have an EU (EUVD) identifier?

Yes. CVE-2026-30661 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-14893.

When was CVE-2026-30661 published?

CVE-2026-30661 was published on 2026-03-24 and last updated on 2026-06-17.

CVE-2026-30661

CVE-2026-30661 is a medium-severity vulnerability in Idreamsoft Icms 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)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-14893
Weakness: CWE-79
Affected product: Idreamsoft Icms
Published: 2026-03-24
Last modified: 2026-06-17

Description

iCMS v8.0.0 contains a Cross-Site Scripting (XSS) vulnerability in the User Management component, specifically within the index.html file. This allows remote attackers to execute arbitrary web script or HTML via the regip or loginip parameters.

Frequently asked questions

What is CVE-2026-30661?: iCMS v8.0.0 contains a Cross-Site Scripting (XSS) vulnerability in the User Management component, specifically within the index.html file. This allows remote attackers to execute arbitrary web script or HTML via the regip or loginip parameters.
How severe is CVE-2026-30661?: CVE-2026-30661 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-2026-30661 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-30661?: CVE-2026-30661 affects Idreamsoft Icms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-30661?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-30661 have an EU (EUVD) identifier?: Yes. CVE-2026-30661 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-14893.
When was CVE-2026-30661 published?: CVE-2026-30661 was published on 2026-03-24 and last updated on 2026-06-17.

References

https://wang1rrr.github.io/2026/02/09/CVE-Report-iCMS-v8.0.0-XSS/

Affected products (1)

cpe:2.3:a:idreamsoft:icms:8.0.0:*:*:*:*:*:*:*

More vulnerabilities in Idreamsoft Icms

CVE-2023-39806 — Critical (CVSS 9.8): iCMS v7.0.16 was discovered to contain a SQL injection vulnerability via the bakupdata function.
CVE-2023-39805 — Critical (CVSS 9.8): iCMS v7.0.16 was discovered to contain a SQL injection vulnerability via the where parameter at admincp.php.
CVE-2022-41496 — Critical (CVSS 9.8): iCMS v7.0.16 was discovered to contain a Server-Side Request Forgery (SSRF) via the url parameter at admincp.php.
CVE-2021-44978 — Critical (CVSS 9.8): iCMS <= 8.0.0 allows users to add and render a comtom template, which has a SSTI vulnerability which causes remote code…
CVE-2020-19527 — Critical (CVSS 9.8): iCMS 7.0.14 attackers to execute arbitrary OS commands via shell metacharacters in the DB_NAME parameter to…
CVE-2020-19142 — Critical (CVSS 9.8): iCMS 7 attackers to execute arbitrary OS commands via shell metacharacters in the DB_PREFIX parameter to…

All CVEs affecting Idreamsoft Icms →

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 →