HOMEVULNERABILITIESCVE-2021-26826
HIGH

CVE-2021-26826

CWE-787Published: February 8, 2021· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

A stack overflow issue exists in Godot Engine up to v3.2 and is caused by improper boundary checks when loading .TGA image files. Depending on the context of the application, attack vector can be local or remote, and can lead to code execution and/or system crash.

NVD Source

Technical Analysis

CVE-2021-26826 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

godotengine1 product(s)
godot engine
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories

PATCHhttps://github.com/godotengine/godot/pull/45701
PATCHhttps://github.com/godotengine/godot/pull/45701/commits/403e4fd08b0b212e96f53d926e6273e0745eaa5a
PATCHhttps://github.com/godotengine/godot/pull/45701
PATCHhttps://github.com/godotengine/godot/pull/45701/commits/403e4fd08b0b212e96f53d926e6273e0745eaa5a

All References (4)

→
https://github.com/godotengine/godot/pull/45701Patch · Third Party Advisory
→
https://github.com/godotengine/godot/pull/45701/commits/403e4fd08b0b212e96f53d926e6273e0745eaa5aPatch · Third Party Advisory
→
https://github.com/godotengine/godot/pull/45701Patch · Third Party Advisory
→
https://github.com/godotengine/godot/pull/45701/commits/403e4fd08b0b212e96f53d926e6273e0745eaa5aPatch · Third Party Advisory

Quick Facts

CVE IDCVE-2021-26826
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-787
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 8, 2021

Related CVEs (CWE-787)

CVE-2018-10718
10.0
CVE-2026-42369
10.0
CVE-2015-0235
10.0
CVE-2004-1287
10.0
CVE-2026-4746
10.0
CVE-2011-1807
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2021-26826 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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