CVE-2026-3843
CVE-2026-3843 is a critical-severity vulnerability in Bukts Buk Ts-g Gas Station Automation System with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v4: 9.3
- EPSS exploit prediction: 1% (51st percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-10492
- Weakness: CWE-89
- Affected product: Bukts Buk Ts-g Gas Station Automation System
- Published:
- Last modified:
Description
Nefteprodukttekhnika BUK TS-G Gas Station Automation System 2.9.1 on Linux contains a SQL Injection vulnerability (CWE-89) in the system configuration module. A remote attacker can send specially crafted HTTP POST requests to the /php/request.php endpoint via the sql parameter in application/x-www-form-urlencoded data (e.g., action=do&sql=<query_here>&reload_driver=0) to execute arbitrary SQL commands and potentially achieve remote code execution.
Frequently asked questions
- What is CVE-2026-3843?
- Nefteprodukttekhnika BUK TS-G Gas Station Automation System 2.9.1 on Linux contains a SQL Injection vulnerability (CWE-89) in the system configuration module. A remote attacker can send specially crafted HTTP POST requests to the /php/request.php endpoint via the sql parameter in application/x-www-form-urlencoded data (e.g., action=do&sql=<query_here>&reload_driver=0) to execute arbitrary SQL commands and potentially achieve remote code execution.
- How severe is CVE-2026-3843?
- CVE-2026-3843 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-3843 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-3843?
- CVE-2026-3843 affects Bukts Buk Ts-g Gas Station Automation System. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-3843?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2026-3843 have an EU (EUVD) identifier?
- Yes. CVE-2026-3843 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10492.
- When was CVE-2026-3843 published?
- CVE-2026-3843 was published on 2026-03-10 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:bukts:buk_ts-g_gas_station_automation_system:*:*:*:*:*:*:*:*
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