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CVE-2023-31177
An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in the Schweitzer Engineering Laboratories SEL-451 could allow an attacker to craft a link that could execute arbitrary code on a victim's system. See product Instruction Manual Appendix A dated 20230830 for more details.
This record: live connection— last retrieved: 8 November 2026 at 17:58.
Published
30 November 2023
Last modified
17 June 2026
Taken directly from NVD, CISA or the vendor — sometimes in English, unchanged from the source.
An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in the Schweitzer Engineering Laboratories SEL-451 could allow an attacker to craft a link that could execute arbitrary code on a victim's system. See product Instruction Manual Appendix A dated 20230830 for more details.
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L
Attack vector
NETWORK
Privileges required
HIGH
User interaction
REQUIRED
Confidentiality
Limited
Integrity
Limited
Availability
Limited
Probability of exploitation within 30 days
0.5%
Percentile
42e
Source: FIRST.org, updated on 7 November 2026.
No official patch information available at the time of retrieval; consult the official source.
Our own interpretation and context for the source data above.
IACS Radar assessment
Our own interpretation and context for this vulnerability — not an official source.
IACS Radar priority score
Based on CVSS 4.3, EPSS 0.5%, industrial relevance 35/100.
Combines CVSS, EPSS, KEV status, industrial relevance and exposure relevance — a complement to, not a replacement for, the individual scores below and above.
Conditions for exploitation
Operational impact & energy relevance
Limited impact on availability; the risk lies mainly with confidentiality or integrity of process data.
No strong energy-sector-specific signals recognised; general OT/ICS relevance.
Recommended defensive measures
Industrial relevance score
Classification is provisional; manual verification by an OT security analyst is recommended.
Classified by IACS Radar-analysepijplijn (geautomatiseerd) on 8 November 2026.
IEC 62443 mapping
Automatic IACS Radar assessment based on the reported CWE weakness classification; not an official certification statement.