CVE-2026-10757

CRITICAL CVSS 9.8 PoC Available
Published: 2026-10-26
Modified: 2026-10-27
Enriched via mock
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AI Threat Summary

CVE-2026-10757 is a critical vulnerability with a CVSS score of 9.8 affecting the target software. This vulnerability allows SQL injection leading to unauthorized data access. Threat hunters should monitor for exploit attempts and apply vendor patches immediately.

Description

There is a SQL injection vulnerability in Esri ArcGIS Server versions 12.1 and earlier on Windows and Linux that may allow a remote attacker with privileges to access the service (which could, depending on the service being configured in a non-default access configuration “public”, include an anonymous attacker) to issue database specific functions that should not be allowed. A patch is provided for ArcGIS Server software in General Availability and Extended support status, which includes versions 12.1, 12.0, 11.5, 11.3, and 11.1. Other versions are in mature or retired status, which are not patch eligible. Users working with unlisted versions are advised to upgrade and apply the patch.

Attack Chain
1
Reconnaissance

Attacker fingerprints web application and identifies injectable parameters using automated scanners

2
Initial Access

Attacker injects SQL payload via vulnerable parameter to bypass authentication or extract data

3
Collection

Attacker dumps database tables including user credentials, session tokens, and sensitive data

4
Credential Access

Extracted password hashes cracked offline using hashcat/john or plain-text credentials used directly

5
Lateral Movement

Valid credentials reused across other systems and services in the environment

MITRE ATT&CK Techniques
T1190 Exploit Public-Facing Application
Initial Access

SQL injection exploited against web application database layer

T1005 Data from Local System
Collection

Database contents exfiltrated including credentials and PII

T1078 Valid Accounts
Defense Evasion

Credentials stolen from database used for further access

Indicators of Compromise
Type Value Description
user_agent Mozilla/5.0 (compatible; exploit/1.0) Generic exploit scanner user agent pattern
url /api/vuln-endpoint?payload=<malicious> Exploit attempt against application endpoint — monitor access logs for anomalous params
url ' OR 1=1-- Classic SQL injection payload — monitor WAF and DB query logs
Remediation
1. Apply vendor-supplied security patches immediately. 2. If patches are unavailable, apply recommended mitigations from the vendor advisory. 3. Enable WAF rules or IDS signatures to detect exploitation attempts. 4. Monitor logs for indicators of compromise listed above. 5. Implement network segmentation to limit blast radius if exploitation occurs. 6. Subscribe to vendor security advisories for this product.
Quick Facts
CVE ID CVE-2026-10757
CVSS Score 9.8
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published 2026-10-26
Exploited No
CISA KEV No
PoC Available