CVE-2026-21310 | Adobe Commerce | Improper Input Validation (CWE-20)

Adobe Commerce versions 2.4.9-alpha3, 2.4.8-p3, 2.4.7-p8, 2.4.6-p13, 2.4.5-p15, 2.4.4-p16 and earlier are affected by an Improper Input Validation vulnerability that could result in a security feature bypass, with limited impact to integrity. Exploitation of this issue does not require user interaction.

Published: 2026-03-11 Last update: 2026-03-11 Assigner: [email protected] Source: [email protected]
NVD Status：Analyzed，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2026-21310 is rated Moderate Risk (42.6/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.41%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2026-21310

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-18 0.47% 0.41% -0.07%
2 2026-04-12 0.43% 0.47% +0.04%
3 2026-03-17 — 0.43% —

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2026-21310

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.3 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 1.4 [email protected]

Weakness enumeration for CVE-2026-21310

Affected software / configurations for CVE-2026-21310

Vendor Product Version Raw CPE
adobe commerce < 2.4.4 cpe:2.3:a:adobe:commerce:*:*:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:-:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p1:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p10:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p11:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p12:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p13:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p14:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p15:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p16:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p2:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p3:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p4:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p5:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p6:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p7:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p8:*:*:*:*:*:*
adobe commerce 2.4.4 cpe:2.3:a:adobe:commerce:2.4.4:p9:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:-:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p1:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p10:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p11:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p12:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p13:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p14:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p15:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p2:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p3:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p4:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p5:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p6:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p7:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p8:*:*:*:*:*:*
adobe commerce 2.4.5 cpe:2.3:a:adobe:commerce:2.4.5:p9:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:-:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:p1:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:p10:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:p11:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:p12:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:p13:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:p2:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:p3:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:p4:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:p5:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:p6:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:p7:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:p8:*:*:*:*:*:*
adobe commerce 2.4.6 cpe:2.3:a:adobe:commerce:2.4.6:p9:*:*:*:*:*:*
adobe commerce 2.4.7 cpe:2.3:a:adobe:commerce:2.4.7:-:*:*:*:*:*:*
adobe commerce 2.4.7 cpe:2.3:a:adobe:commerce:2.4.7:b1:*:*:*:*:*:*
adobe commerce 2.4.7 cpe:2.3:a:adobe:commerce:2.4.7:b2:*:*:*:*:*:*
adobe commerce 2.4.7 cpe:2.3:a:adobe:commerce:2.4.7:beta3:*:*:*:*:*:*
adobe commerce 2.4.7 cpe:2.3:a:adobe:commerce:2.4.7:p1:*:*:*:*:*:*
adobe commerce 2.4.7 cpe:2.3:a:adobe:commerce:2.4.7:p2:*:*:*:*:*:*
adobe commerce 2.4.7 cpe:2.3:a:adobe:commerce:2.4.7:p3:*:*:*:*:*:*
adobe commerce 2.4.7 cpe:2.3:a:adobe:commerce:2.4.7:p4:*:*:*:*:*:*
adobe commerce 2.4.7 cpe:2.3:a:adobe:commerce:2.4.7:p5:*:*:*:*:*:*
adobe commerce 2.4.7 cpe:2.3:a:adobe:commerce:2.4.7:p6:*:*:*:*:*:*
adobe commerce 2.4.7 cpe:2.3:a:adobe:commerce:2.4.7:p7:*:*:*:*:*:*
adobe commerce 2.4.7 cpe:2.3:a:adobe:commerce:2.4.7:p8:*:*:*:*:*:*
adobe commerce 2.4.8 cpe:2.3:a:adobe:commerce:2.4.8:-:*:*:*:*:*:*
adobe commerce 2.4.8 cpe:2.3:a:adobe:commerce:2.4.8:beta1:*:*:*:*:*:*
adobe commerce 2.4.8 cpe:2.3:a:adobe:commerce:2.4.8:beta2:*:*:*:*:*:*
adobe commerce 2.4.8 cpe:2.3:a:adobe:commerce:2.4.8:p1:*:*:*:*:*:*
adobe commerce 2.4.8 cpe:2.3:a:adobe:commerce:2.4.8:p2:*:*:*:*:*:*
adobe commerce 2.4.8 cpe:2.3:a:adobe:commerce:2.4.8:p3:*:*:*:*:*:*
adobe commerce 2.4.9 cpe:2.3:a:adobe:commerce:2.4.9:alpha1:*:*:*:*:*:*
adobe commerce 2.4.9 cpe:2.3:a:adobe:commerce:2.4.9:alpha2:*:*:*:*:*:*
adobe commerce 2.4.9 cpe:2.3:a:adobe:commerce:2.4.9:alpha3:*:*:*:*:*:*
adobe commerce_b2b < 1.3.3 cpe:2.3:a:adobe:commerce_b2b:*:*:*:*:*:*:*:*
adobe commerce_b2b 1.3.3 cpe:2.3:a:adobe:commerce_b2b:1.3.3:-:*:*:*:*:*:*
adobe commerce_b2b 1.3.3 cpe:2.3:a:adobe:commerce_b2b:1.3.3:p1:*:*:*:*:*:*
adobe commerce_b2b 1.3.3 cpe:2.3:a:adobe:commerce_b2b:1.3.3:p10:*:*:*:*:*:*
adobe commerce_b2b 1.3.3 cpe:2.3:a:adobe:commerce_b2b:1.3.3:p11:*:*:*:*:*:*
adobe commerce_b2b 1.3.3 cpe:2.3:a:adobe:commerce_b2b:1.3.3:p12:*:*:*:*:*:*
adobe commerce_b2b 1.3.3 cpe:2.3:a:adobe:commerce_b2b:1.3.3:p13:*:*:*:*:*:*
adobe commerce_b2b 1.3.3 cpe:2.3:a:adobe:commerce_b2b:1.3.3:p14:*:*:*:*:*:*
adobe commerce_b2b 1.3.3 cpe:2.3:a:adobe:commerce_b2b:1.3.3:p15:*:*:*:*:*:*
adobe commerce_b2b 1.3.3 cpe:2.3:a:adobe:commerce_b2b:1.3.3:p16:*:*:*:*:*:*
adobe commerce_b2b 1.3.3 cpe:2.3:a:adobe:commerce_b2b:1.3.3:p2:*:*:*:*:*:*

References for CVE-2026-21310

cvelogic Threat Intelligence