How severe is CVE-2023-53870?

CVE-2023-53870 has a CVSS 4.0 base score of 5.1, rated medium severity.

Is CVE-2023-53870 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-53870?

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

Does CVE-2023-53870 have an EU (EUVD) identifier?

Yes. CVE-2023-53870 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203437.

When was CVE-2023-53870 published?

CVE-2023-53870 was published on 2025-12-15 and last updated on 2026-06-17.

CVE-2023-53870

CVE-2023-53870 is a medium-severity vulnerability with a CVSS 4.0 base score of 5.1. 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 4.0 base score 5.1)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-203437
Weakness: CWE-79
Published: 2025-12-15
Last modified: 2026-06-17

Description

Jorani 1.0.3 contains a reflected cross-site scripting vulnerability in the language parameter that allows attackers to inject malicious scripts. Attackers can craft XSS payloads in the language parameter to execute arbitrary JavaScript and potentially steal user session information.

Frequently asked questions

What is CVE-2023-53870?: Jorani 1.0.3 contains a reflected cross-site scripting vulnerability in the language parameter that allows attackers to inject malicious scripts. Attackers can craft XSS payloads in the language parameter to execute arbitrary JavaScript and potentially steal user session information.
How severe is CVE-2023-53870?: CVE-2023-53870 has a CVSS 4.0 base score of 5.1, rated medium severity.
Is CVE-2023-53870 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-53870?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-53870 have an EU (EUVD) identifier?: Yes. CVE-2023-53870 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203437.
When was CVE-2023-53870 published?: CVE-2023-53870 was published on 2025-12-15 and last updated on 2026-06-17.

References

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 →