CVE-2023-45727

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.048 · 92 %ileEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV

Likely / severe?

4.82% (92nd) EPSS

CVSS 7.5 · high

Is it mine?

9 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

added 2024-12-03remediate by 2024-12-24

required action Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

EPSS · scored 2026-10-27

North Grid Proself Improper Restriction of XML External Entity (XXE) Reference Vulnerability

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 unauthenticated attacker to conduct XML External Entity (XXE) attacks. By processing a specially crafted request containing malformed XML data, arbitrary files on the server containing account information may be read by the attacker.

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

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

affected products (9)

Products and version ranges known to be affected.

North Grid Corporation Proself Enterprise/Standard Edition≤ Ver5.62 and earlierenisa_euvdEU
North Grid Corporation Proself Gateway Edition≤ Ver1.65 and earlierenisa_euvdEU
North Grid Corporation Proself Mail Sanitize Edition≤ Ver1.08 and earlierenisa_euvdEU
Proself Proself Enterprise/Standard Edition≤ 5.62fstec_bduRU
Proself Proself Gateway Edition≤ 1.65fstec_bduRU
Proself Proself Mail Sanitize Edition≤ 1.08fstec_bduRU
northgrid proself< 1.09nvdUScpe:2.3:a:northgrid:proself:*:*:*:*:*:*:*:*
northgrid proself< 1.66nvdUScpe:2.3:a:northgrid:proself:*:*:*:*:*:*:*:*
northgrid proself< 5.63nvdUScpe:2.3:a:northgrid:proself:*:*:*:*:*:*:*:*

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 2023-10-18modified 2026-06-17

related (1,520)

Related entries.

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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…
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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.

+1515 more

references (9)

External citations — patches, advisories, analysis.

scry

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