How severe is CVE-2026-48323?

CVE-2026-48323 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-48323 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-48323?

CVE-2026-48323 primarily affects Adobe Campaign. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-48323?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2026-48323 published?

CVE-2026-48323 was published on 2026-08-03 and last updated on 2026-08-06.

CVE-2026-48323

CVE-2026-48323 is a critical-severity vulnerability in Adobe Campaign with a CVSS 3.x base score of 10.0. 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-1336.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1336
Affected product: Adobe Campaign
Published: 2026-08-03
Last modified: 2026-08-06

Description

Adobe Campaign Classic (ACC) is affected by an Improper Neutralization of Special Elements Used in a Template Engine vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.

Frequently asked questions

What is CVE-2026-48323?: Adobe Campaign Classic (ACC) is affected by an Improper Neutralization of Special Elements Used in a Template Engine vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.
How severe is CVE-2026-48323?: CVE-2026-48323 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-48323 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-48323?: CVE-2026-48323 primarily affects Adobe Campaign. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-48323?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2026-48323 published?: CVE-2026-48323 was published on 2026-08-03 and last updated on 2026-08-06.

References

https://helpx.adobe.com/security/products/campaign/apsb26-120.html

Affected products (5)

cpe:2.3:a:adobe:campaign:*:*:*:*:classic:*:*:*
cpe:2.3:a:adobe:campaign:7.4.3:9394:*:*:classic:*:*:*
cpe:2.3:a:adobe:campaign:7.4.3:9396:*:*:classic:*:*:*
cpe:2.3:a:adobe:campaign:7.4.3:9397:*:*:classic:*:*:*
cpe:2.3:a:adobe:campaign:7.4.3:9398:*:*:classic:*:*:*

More vulnerabilities in Adobe Campaign

CVE-2026-48331 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by a Server-Side Request Forgery (SSRF) vulnerability that could result in…
CVE-2026-48330 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by an Improper Neutralization of Special Elements used in an SQL Command ('SQL…
CVE-2026-48449 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by an Incorrect Authorization vulnerability that could result in arbitrary…
CVE-2026-48286 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9396 and earlier are affected by an Incorrect Authorization…
CVE-2026-48303 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9394 and earlier are affected by an Incorrect Authorization…
CVE-2026-47938 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9394 and earlier are affected by a Server-Side Request Forgery (SSRF)…

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