CVE-2019-13608

HIGH
7.5
CVSS Score
Published: August 29, 2019 at 06:33 PM UTC
Updated: June 17, 2026 at 02:17 AM UTC
1 product affected across 1 vendorStorefront Server

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Severity
HIGH7.5
Exploitation
CISA KEV
Exploit prediction
EPSS 30%
SSVC
Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score30.0%

EPSS (Exploit Prediction Scoring System) estimates a 30.0% chance this CVE is exploited in the wild within the next 30 days — higher than 98% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

Citrix StoreFront Server contains an XML External Entity (XXE) processing vulnerability that may allow an unauthenticated attacker to retrieve potentially sensitive information.

Required Action
Apply updates per vendor instructions.
Ransomware Use
Known
Added to KEV
Nov 3, 2021
Remediation Due
May 3, 2022
1637 days overdue

Description

Citrix StoreFront Server before 1903, 7.15 LTSR before CU4 (3.12.4000), and 7.6 LTSR before CU8 (3.0.8000) allows XXE attacks.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 3.0.8000v < 3.12.40001811 ≤ v < 1903
Affected range stops below 1903, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.0.8000, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.12.4000, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

x_refsource_CONFIRMMitigationVendor Advisory
https://support.citrix.com/article/CTX251988
US Government Resource
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-13608

SSVC — Action Prioritization

SSVCActiveAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-611

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