CVE-2023-45727Proself 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…
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It affects North Grid Corporation Proself Enterprise/Standard Edition and 3 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Dec 3, 2024; federal agencies had to remediate by Dec 24, 2024. Treat that date as your deadline.
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Free account, 1 product
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
- 7.5 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Weakness (CWE)
- CWE-611
- Known exploited
- Added to CISA KEV Dec 3, 2024; federal remediation due Dec 24, 2024Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- EPSS (exploitation in the next 30 days)
- 3.54% (percentile 89)
- Assigned by
- jpcert
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
North Grid Corporation Proself Enterprise/Standard Edition north_grid:proself_enterprise_standard_edition (from the name) | Ver5.62 and earlier | CNA record |
North Grid Corporation Proself Gateway Edition north_grid:proself_gateway_edition (from the name) | Ver1.65 and earlier | CNA record |
North Grid Corporation Proself Mail Sanitize Edition north_grid:proself_mail_sanitize_edition (from the name) | Ver1.08 and earlier | CNA record |
northgrid proself northgrid:proself | through 5.62 | CISA ADP |
northgrid proself northgrid:proself | before 1.09; before 1.66; before 5.63; before 5.63 | NVD |
References
- https://www.proself.jp/information/153/vendor-advisory
- https://jvn.jp/en/jp/JVN95981460/third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-45727us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.