Is CVE-2026-13558 in the CISA KEV catalog?

No. CVE-2026-13558 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-13558?

CVE-2026-13558 has a CVSS v3 base score of 3.5 (LOW).

What is the EPSS score for CVE-2026-13558?

CVE-2026-13558 has an EPSS score of 0.33% (25th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2026-13558?

No published fix for CVE-2026-13558 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2026-13558

LOW

3.5

CVSS v3

NVD

Description

A security flaw has been discovered in CodeAstro Complaint Management System 1.0. This issue affects some unknown processing of the file /report/addreport of the component Report Handler. Performing a manipulation of the argument Report Title results in cross site scripting. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks.

CWE-79Cross-Site Scripting (XSS)CWE-94Code Injection

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Exploit Intelligence

0.33%probability of exploitation in 30 days

25thpercentile

Low risk: more likely to be exploited than 25% of all known CVEs.

References

Other references6

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-29.