CVE-2026-38422
📛 CVE Title
CVE-2026-38422
Description
Buffer Overflow vulnerability in arendst Tasmota v.15.3.0.3 and before allows a remote attacker to execute arbitrary code via the tasmota/tasmota_xdrv_driver/xdrv_10_scripter.ino, fetch_jpg() function.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- mitre
- CVSS severity
- high
- CVSS score
- 7.3 / 10
- CVSS vector
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L- Effective score
- 7.3 / 10 HIGH source: CNA overview
- CWE(s)
- —
- Reserved
- 2026-04-06
- Published
- 2026-05-27 00:00 UTC
- Last updated
- 2026-05-28 13:47 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/38xxx/CVE-2026-38422.json
- Linked Threat
- CVE-2026-38422 — CVE-2026-38422
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-05-27 14:16:45 UTC
- NVD last modified
- 2026-06-17 10:41:41 UTC
- NVD CVSS v3.1
- 7.3 / 10 HIGH source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
- NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L- Exploitability subscore
- 3.9 / 10
- Impact subscore
- 3.4 / 10
- EPSS score
- 0.0081 (probability of exploitation in next 30 days)
- EPSS percentile
- 53.25% vs all CVEs — higher = more likely to be exploited, as of 2026-07-26
NVD-assigned CWE(s):
CWE-121
(differs from the CNA list above)
NVD / KEV / EPSS data refreshed 2026-07-27 10:53 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-32691 - Assigner
- mitre
- Published
- May 27, 2026, 12:00:00 AM
- Updated
- May 28, 2026, 1:47:04 PM
- EUVD base score (CVSS 3.1)
-
7.3 / 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - EUVD-reported EPSS
- 0.8100
- Vendors
- n/a
- Products
-
n/a (n/a)
- Aliases
-
GHSA-qgr9-vgwp-2xvg
ENISA description: Buffer Overflow vulnerability in arendst Tasmota v.15.3.0.3 and before allows a remote attacker to execute arbitrary code via the tasmota/tasmota_xdrv_driver/xdrv_10_scripter.ino, fetch_jpg() function.
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| n/a | n/a |
n/a (affected)
|
— |
Vendor references (3)
References embedded in the original CVE record by the assigning CNA.
Web references (6)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
- https://github.com/arendst/Tasmota tenable:github.com
- https://github.com/arendst/Tasmota/blob/development/tasmota/tasmota_xdrv_driver/xdrv_10_scripter.ino tenable:github.com
- https://github.com/sermikr0/CVE-2026-38422 tenable:github.com
- https://nvd.nist.gov/vuln/detail/CVE-2026-38422 tenable:nvd.nist.gov
- https://www.cve.org/CVERecord?id=CVE-2026-38422 tenable:www.cve.org
- https://www.first.org/epss/ tenable:www.first.org
NVD-tagged references (4)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://github.com/arendst/Tasmota cve@mitre.org
- https://github.com/arendst/Tasmota/blob/development/tasmota/tasmota_xdrv_driver/xdrv_10_scripter.ino cve@mitre.org
- https://github.com/sermikr0/CVE-2026-38422 cve@mitre.org
- https://github.com/sermikr0/CVE-2026-38422 134c704f-9b21-4f2e-91b3-4a467353bcc0
Remediations (16)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:cyberpress.org
Oracle has released its January 2026 Critical Patch Update (CPU), delivering security patches for 337 vulnerabilities across multiple product families. Published through Oracle's Security Alerts portal, the advisory emphasizes the cumulative nature of these patches and strongly recommends immediate deployment across enterprise environments to ...
2026-06-04 00:19 UTC -
web:cybersecuritynews.com
Microsoft's May 2026 Patch Tuesday lands with a heavy enterprise focus, fixing 120 vulnerabilities across Windows, Office, Azure, developer tools, and Microsoft 365 apps, including 29 remote code execution (RCE) flaws rated Critical.
2026-06-04 00:19 UTC -
web:nvd.nist.gov
The NVD is the U.S. government repository of standards based vulnerability management data represented using the Security Content Automation Protocol (SCAP). This data enables automation of vulnerability management, security measurement, and compliance. The NVD includes databases of security checklist references, security-related software flaws, product names, and impact metrics. For ...
2026-06-04 00:19 UTC -
web:portal.msrc.microsoft.com
The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.
2026-06-04 00:19 UTC -
web:support.microsoft.com
How to obtain or download the latest cumulative update package for Linux To update SQL Server 2022 on Linux to the latest CU, you must first have the Cumulative Update repository configured. Then, update your SQL Server packages by using the appropriate platform-specific update command. For installation instructions and direct links to the CU package downloads, see the SQL Server 2022 Release ...
2026-06-04 00:19 UTC -
web:www.bleepingcomputer.com
CISA has ordered government agencies to secure their systems against a high-severity Oracle WebLogic Server vulnerability that was patched two years ago and is now actively exploited in attacks.
2026-06-04 00:19 UTC -
web:www.csoonline.com
Oracle has released the first security fixes in its new monthly Critical Security Patch Update (CSPU) cycle, designed to address urgent vulnerabilities that can't wait for the company's ...
2026-06-04 00:19 UTC -
web:www.oracle.com
This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.
2026-06-04 00:19 UTC -
web:www.oracle.com
This Critical Security Patch Update contains 35 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Security Patch Update and other Oracle Software Security Assurance activities is located at May 2026 Critical Security Patch Update: Executive Summary and Analysis.
2026-06-04 00:19 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's June 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-06-04 00:19 UTC -
web:blog.qualys.com
May 2026's Patch Tuesday arrives with Microsoft addressing a fresh set of vulnerabilities across its ecosystem, reinforcing the ongoing need for timely patching in an increasingly threat-heavy…
2026-06-19 02:27 UTC -
web:www.crowdstrike.com
Microsoft's April 2026 Patch Tuesday addresses 164 CVEs , featuring 8 Critical vulnerabilities, one exploited zero-day, and one disclosed zero-day.
2026-06-19 02:27 UTC -
web:www.crowdstrike.com
Microsoft has released security updates for 130 vulnerabilities, including 30 critical, in its May 2026 Patch Tuesday rollout.
2026-06-19 02:27 UTC -
web:www.lansweeper.com
Which vulnerabilities, issues, and other things did Microsoft update? Discover what's new using Lansweeper's Patch Tuesday May 2026 summary.
2026-06-19 02:27 UTC -
web:www.microsoft.com
Security Update Guide Notifications Microsoft's free Security Update Guide Notifications provide links to security-related software updates and notification of re-released security updates. These notifications are sent via email throughout the month as needed.
2026-06-19 02:27 UTC -
web:www.rapid7.com
Microsoft is publishing 200 vulnerabilities on June 2026 Patch Tuesday, including an HTTP/2 denial of service vulnerability and an elevation of privilege vulnerability in PowerToys.
2026-06-19 02:27 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-38422.json.
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