HOMEVULNERABILITIESCVE-2026-8274
MEDIUM

CVE-2026-8274

CWE-22Published: May 11, 2026· Updated: May 13, 2026

5.3
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:0.6th

Official Description

A security vulnerability has been detected in npitre cramfs-tools up to 2.1. Affected is the function do_directory of the file cramfsck.c of the component Directory Handler. Such manipulation leads to path traversal. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2 is able to address this issue. The name of the patch is 2fc492747115b24d8a07eddd27a2d45229cb273c. Upgrading the affected component is recommended.

NVD Source

Technical Analysis

CVE-2026-8274 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityLow
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

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
External links open in a new tab. Always verify in a controlled environment before use.

All References (8)

→
https://github.com/npitre/cramfs-tools/
→
https://github.com/npitre/cramfs-tools/commit/2fc492747115b24d8a07eddd27a2d45229cb273c
→
https://github.com/npitre/cramfs-tools/issues/12
→
https://github.com/npitre/cramfs-tools/issues/12#issue-4307511739
→
https://github.com/npitre/cramfs-tools/releases/tag/v2.2
→
https://vuldb.com/submit/810864
→
https://vuldb.com/vuln/362571
→
https://vuldb.com/vuln/362571/cti

Quick Facts

CVE IDCVE-2026-8274
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-22
CISA KEVNo
EPSS (30d)0.01%
PublishedMay 11, 2026

Related CVEs (CWE-22)

CVE-2026-11420
10.0
CVE-2026-11414
10.0
CVE-2026-41211
10.0
CVE-2026-2731
10.0
CVE-2026-34909
KEV10.0
CVE-2026-22557
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-8274 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.COM. CVE data is provided under the NVD usage policy.
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