OpenSTAManager contains an arbitrary file upload vulnerability in its module update functionality

published 2026-05-04 6mo ago modified 2026-06-17 4mo ago also GHSA-rm34-fg4m-39mw , EUVD-2026-27086

cvss: 7.2; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 40%
public exploits: 0; none known

OpenSTAManager version 2.10 and earlier contains an arbitrary file upload vulnerability in the module update functionality (modules/aggiornamenti/upload_modules.php)

Is CVE-2026-38751 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 6mo ago (2026-05-05)

Exploit prediction

0.46% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
GitHub	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
packagist	devcode-it/openstamanager	<=2.10-beta	no fix listed

Classification

Weakness

CWE-434 Unrestricted Upload of File with Dangerous Type

References

github.com /devcode-it/openstamanager
package, product
github.com /fuutianyii/poc
web, broken-link
nvd.nist.gov /vuln/detail/CVE-2026-38751
advisory

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.