IPFire 2.21 Core Update 127 Reflected XSS via updatexlrator.cgi
Published Feb 18, 2026
5.1
MEDIUMCVSS 4.0
EPSS 0.25%
Description
IPFire 2.21 Core Update 127 contains a reflected cross-site scripting vulnerability in the updatexlrator.cgi script that allows attackers to inject malicious scripts through POST parameters. Attackers can submit crafted requests with script payloads in the MAX_DISK_USAGE or MAX_DOWNLOAD_RATE parameters to execute arbitrary JavaScript in users' browsers.
Affected products
-
- Version IPFire 2.21 - Core Update 127StatusaffectedConstraints-
- Version
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
1 other source (NVD) ▾
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/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
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Feb 19, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
Feb–Oct 2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.25% (0.00251) | 14.90th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.24% (0.00242) | 15.06th | v5 (v2026.06.15) |
| Feb 19, 2026 | 0.03% (0.00029) | 8.11th | v4 (v2025.03.14) |
References (4)
- https://downloads.ipfire.org/releases/ipfire-2.x/2.21-core127/ipfire-2.21.x86_64-full-core127.iso patchProduct
- https://www.exploit-db.com/exploits/46344 exploitThird Party AdvisoryVDB Entry
- https://www.ipfire.org product
- https://www.vulncheck.com/advisories/ipfire-core-update-reflected-xss-via-updatexlrator third-party-advisoryBroken LinkThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://downloads.ipfire.org/releases/ipfire-2.x/2.21-core127/ipfire-2.21.x86_64-full-core127.iso | patchProduct | |
| https://www.exploit-db.com/exploits/46344 | exploitThird Party AdvisoryVDB Entry | |
| https://www.ipfire.org | product | |
| https://www.vulncheck.com/advisories/ipfire-core-update-reflected-xss-via-updatexlrator | third-party-advisoryBroken LinkThird Party Advisory |
Change history (0)
No recorded changes yet.