CVE-2026-117538

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.17% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 7.4% of scored records. A rank, not a probability.

NVD base score

2.1 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

NVD analysis status

Deferred. NVD last modified this record on 2026-10-27.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-10-27 10:59Z1 DAY AGO

Last updated

2026-10-27 10:59Z1 DAY AGO

Reserved

2026-10-27

Assigning CNA

VulnCheck

Record state

PUBLISHED

Severity

Low (CVSS 2.1)

CNA CVSS vector

CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.2

Document digest

716cf6dc08cf863249a91e9855db550091f7abfdad4518cc8650206f1d1111cc

• github.comGitHub Security Advisory (GHSA-xq4j-g85q-wf97)https://github.com/redaxo/core/security/advisories/GHSA-xq4j-g85q-wf97vendor-advisory
• www.vulncheck.comVulnCheck Advisory: REDAXO before 5.21.0 Reflected XSS via Packages API function Parameterhttps://www.vulncheck.com/advisories/redaxo-before-5.21.0-reflected-xss-via-packages-api-function-parameterthird-party-advisory