CVE-2023-43828 — A Cross-site scripting (XSS) vulnerability in /panel/languages/ of Subrion v4

A Cross-site scripting (XSS) vulnerability in /panel/languages/ of Subrion v4.2.1 allow attackers to execute arbitrary web scripts or HTML via a crafted payload injected into 'Title' parameter.

01What is this vulnerability?

A Cross-site scripting (XSS) vulnerability in /panel/languages/ of Subrion v4.2.1 allow attackers to execute arbitrary web scripts or HTML via a crafted payload injected into 'Title' parameter.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-09-27T00:00:00.000Z
• Last modified: 2024-09-24T14:20:21.043Z

09References

• github.com — https://github.com/al3zx/xss_languages_subrion_4.2.1