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CVE-2026-31843Suited to automated attack · CISA

goodoneuz/pay-uz Unauthenticated PHP File Overwrite via /payment/api/editable/update Leading to Remote Code Execution

CVSS score

10.0

EPSS probability

%1.2

Risk score

0.1

Published

6 mo ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Official patch verified

Etkilenen ürün ve sürüm için yayımlanan güvenlik güncellemesini uygulayın.

Impact on My Inventory

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Vulnerability description

DayBreach CVE AI Research

CVE-2026-31843 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

The goodoneuz/pay-uz Laravel package (<= 2.2.24) contains a critical vulnerability in the /payment/api/editable/update endpoint that allows unauthenticated attackers to overwrite existing PHP payment hook files. The endpoint is exposed via Route::any without authentication middleware, enabling remote access without credentials.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-31843 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1goodoneuzpay-uz View
2packagistgoodoneuz/pay-uz View
3packagistgoodoneuz/pay-uz View
Total affected vendors: 2|Products: 3

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
10.0CVSS 4.0—Vector not publishedGitHub Advisory
10.0CVSS V4_0CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:HCVE CNA
10.0CVSS V2_0—AV:N/AC:L/Au:N/C:C/I:C/A:CCVE CNA
10.0CVSS V2—AV:N/AC:L/Au:N/C:C/I:C/A:CNVD
10.0CVSS V40CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XNVD
9.8CVSS 3.x—Vector not publishedGitHub Advisory
9.8CVSS V3_1CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HCVE CNA
9.8CVSS V31CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HNVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch verified

1 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

osvgoodoneuz/pay-uz3.0.0

OSV düzeltilmiş sürüm: 3.0.0

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Apply the official update named in the evidence only to the matching product and version.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-31843 is associated with the following CWEs:

CWE-284: Common Weakness Enumeration Entry CWE-284

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-31843 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsGerekmiyor
UserGerekmiyor

Official Sources and Advisories

https://github.com/shaxzodbek-uzb/pay-uzvendor-advisoryhttps://github.com/goodoneuz/pay-uz/blob/master/src/routes/web.phpvendor-advisoryhttps://github.com/goodoneuz/pay-uz/blob/master/src/Http/Controllers/ApiController.phpvendor-advisoryhttps://packagist.org/packages/goodoneuz/pay-uzvendor-advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2026-31843vendor-advisoryhttps://github.com/shaxzodbek-uzb/pay-uz/pull/73vendor-advisoryhttps://github.com/shaxzodbek-uzb/pay-uz/releases/tag/3.0.0vendor-advisoryhttps://github.com/advisories/GHSA-m5wg-cjgh-223jvendor-advisory

CVSS Vector Radar Chart

10.0 / 10
Attack VectorNetworkComplexityLowPrivilegesNoneUser Interact.NoneConfidentialityLowIntegrityNoneAvailabilityHigh

Vulnerability Scoring Details

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone required
User InteractionNone required
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)None
Availability (Erişilebilirlik)High

Yama doğrulandı

1 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

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P
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Weakness Type (CWE & CAPEC)

CWE-284

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