Critical SSRF in widely used enterprise Adobe Campaign Classic enables remote privilege escalation and internal network access; high-impact for orgs with ACC deployments.
CVE-2026-82443
SSRF in Adobe Campaign Classic enables remote privilege escalation and internal access.
do firstUpgrade to a fixed release: 7.4.4 build 9402.
Is CVE-2026-82443 being exploited?
Not confirmed. CVE-2026-82443 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.80% probability of exploitation in the next 30 days.
How severe is CVE-2026-82443?
CVE-2026-82443 is rated Critical with a CVSS score of 9.6. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-82443?
Yes. A fix has been recorded for CVE-2026-82443. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-82443 affect?
CVE-2026-82443 affects Adobe Campaign Classic. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-82443?
Install Adobe's security update immediately; restrict SSRF, segment/internal network and block access to sensitive endpoints.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote SSRF allows low-priv attacker to access internal services and escalate privileges without user interaction.
Immediate action required
- affected<= 7.4.4 build 9401
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.
cisa ssvc
- exploitation
- none
- automatable
- no
- technical impact
- total
Assessed by CISA 22 Sept 2026 (SSVC 2.0.3).
timeline
- 22 Sept 2026Published
- 22 Sept 2026CISA SSVC assessment: exploitation none · same day later
- 22 Sept 2026CVE record last updated · same day later
- 23 Sept 2026Analysed by vulneraibility.com · 1 day later
- Advisoryhelpx.adobe.com /security/products/campaign/apsb26-142.html
sources
- CVE List (CVE.org): description, affected versions, references; CVE Terms of Use
- NVD: CVSS and CPE data
- CISA Vulnrichment (ADP): SSVC decision points
- FIRST EPSS: exploit probability and percentile
- Summary, impact and triage tags: written by our AI analysis pipeline from the sources above. Check them against the sources.