CVE-2019-13608

mediumpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.300 · 98 %ileEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV

Likely / severe?

30.0% (98th) EPSS

CVSS 5 · medium

Is it mine?

7 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

added 2021-11-03remediate by 2022-05-03

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-27

Citrix StoreFront Server XML External Entity (XXE) Processing Vulnerability

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.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondaryexploitability 3.9 · impact 3.6

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-611USprimaryCWE-611US

ATT&CK techniques

ATT&CK techniques this enables or maps to.

affected products (7)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Citrix Systems Inc. Citrix StoreFront≤ 7.15 LTSR CU4fstec_bduRU
Citrix Systems Inc. Citrix StoreFront≤ 7.6 LTSR CU8fstec_bduRU
Citrix Systems Inc. Citrix StoreFront≤ 1903fstec_bduRU
citrix storefront server< 3.0.8000nvdUScpe:2.3:a:citrix:storefront_server:*:*:*:*:*:*:*:*
citrix storefront server< 3.12.4000nvdUScpe:2.3:a:citrix:storefront_server:*:*:*:*:*:*:*:*
citrix storefront server1811 → 1903nvdUScpe:2.3:a:citrix:storefront_server:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2019-08-29modified 2026-06-17

related (1,520)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2025-58360US	critical9.8OT critical	61.2% (99th)	KEV	2025-11-25
GeoServer is an open source server that allows users to share and edit geospatial data. From version 2.26.0 to before 2.26.2 and before 2.25.6, an XML External Entity (XXE) vulnera…
CVE-2025-2776US	critical9.8OT critical	64.7% (99th)	KEV	2025-05-07
SysAid On-Prem versions <= 23.3.40 are vulnerable to an unauthenticated XML External Entity (XXE) vulnerability in the Server URL processing functionality, allowing for administrat…
CVE-2025-2775US	high7.5OT critical	42.6% (99th)	KEV	2025-05-07
SysAid On-Prem versions <= 23.3.40 are vulnerable to an unauthenticated XML External Entity (XXE) vulnerability in the Checkin processing functionality, allowing for administrator…
CVE-2024-34102US	—OT critical	100.0% (100th)	KEV	2024-06-13
Adobe Commerce versions 2.4.7, 2.4.6-p5, 2.4.5-p7, 2.4.4-p8 and earlier are affected by an Improper Restriction of XML External Entity Reference ('XXE') vulnerability that could re…
CVE-2023-45727US	high7.5OT critical	4.82% (92nd)	KEV	2023-10-18
Proself Enterprise/Standard Edition Ver5.62 and earlier, Proself Gateway Edition Ver1.65 and earlier, and Proself Mail Sanitize Edition Ver1.08 and earlier allow a remote unauthent…

+1515 more

references (5)

External citations — patches, advisories, analysis.

https://nvd.nist.gov/vuln/detail/CVE-2019-13608 cnnvd
https://support.citrix.com/article/CTX251988 cnnvd
https://support.citrix.com/article/CTX251988 enisa_euvd
https://support.citrix.com/article/CTX251988MitigationVendor Advisorynvd
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-13608US Government Resourcenvd

scry

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