How severe is CVE-2026-21292?

CVE-2026-21292 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-21292 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-21292?

CVE-2026-21292 primarily affects Adobe Commerce B2b. In total, 183 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-21292?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-21292 have an EU (EUVD) identifier?

Yes. CVE-2026-21292 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11049.

When was CVE-2026-21292 published?

CVE-2026-21292 was published on 2026-03-11 and last updated on 2026-08-28.

CVE-2026-21292

CVE-2026-21292 is a medium-severity vulnerability in Adobe Commerce B2b with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-11049
Weakness: CWE-79
Affected product: Adobe Commerce B2b
Published: 2026-03-11
Last modified: 2026-08-28

Description

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 a stored Cross-Site Scripting (XSS) vulnerability that could be abused by a low-privileged attacker attacker to inject malicious scripts into vulnerable form fields. Exploitation of this issue requires user interaction in that a victim must browse to the page containing the vulnerable field.

Frequently asked questions

What is CVE-2026-21292?: 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 a stored Cross-Site Scripting (XSS) vulnerability that could be abused by a low-privileged attacker attacker to inject malicious scripts into vulnerable form fields. Exploitation of this issue requires user interaction in that a victim must browse to the page containing the vulnerable field.
How severe is CVE-2026-21292?: CVE-2026-21292 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-21292 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-21292?: CVE-2026-21292 primarily affects Adobe Commerce B2b. In total, 183 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-21292?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-21292 have an EU (EUVD) identifier?: Yes. CVE-2026-21292 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11049.
When was CVE-2026-21292 published?: CVE-2026-21292 was published on 2026-03-11 and last updated on 2026-08-28.

References

https://helpx.adobe.com/security/products/magento/apsb26-05.html

Affected products (183)

cpe:2.3:a:adobe:commerce_b2b:*:*:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:-:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p1:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p10:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p11:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p12:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p13:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p14:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p15:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p16:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p2:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p3:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p4:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p5:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p6:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p7:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p8:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.3:p9:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:-:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p1:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p10:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p11:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p12:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p13:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p14:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p15:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p2:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p3:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p4:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p5:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p6:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p7:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p8:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.4:p9:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.5:-:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.5:p1:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.5:p10:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.5:p11:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.5:p12:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce_b2b:1.3.5:p13:*:*:*:*:*:*

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