What is CVE-2026-82421?
A vulnerability was identified in itsourcecode Sales and Inventory System 1.0. This issue affects some unknown processing of the file /pages/emp_edit.php. The manipulation of the argument ID leads to sql injection. The attack may be initiated remotely. The exploit is publicly available and might be used.
The record classifies CVE-2026-82421 under weakness classes CWE-89, CWE-74. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs low-privilege credentials, needs no user interaction. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 37 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 6.3 — MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R - CVSS v4.0 base score
- 5.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P - CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Threadlinqs priority
- 5.2/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- Published
- 2026-08-29
Is CVE-2026-82421 being exploited?
Weaponised exploit code for CVE-2026-82421 is publicly available. 1 public proof-of-concept repository is tracked for this identifier. It currently carries a trending score of 38 in the Threadlinqs vulnerability feed.
- trickest/cve (trickest)
Affected products and versions
- itsourcecode: Sales and Inventory System
How to fix CVE-2026-82421
No vendor patch reference has been recorded for CVE-2026-82421 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.
Threat activity tracking CVE-2026-82421
No threat campaign in the Threadlinqs corpus currently references CVE-2026-82421, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.
Sources
Enriched from CVE.org, GitHub Security Advisories, public proof-of-concept repositories. Last verified by Threadlinqs on .