Adobe Security Bulletin · May 2026
AdobeScheduled
53
Total
Deduplicated CVEs in this cycle. For Microsoft, only CVEs first published on Patch Tuesday itself count, excluding browser updates, late additions and cloud fixes.
2
Critical
CVEs with CVSS 9.0 or higher (critical per NVD scale).
0
Zero-day
Actively exploited at time of disclosure (CISA KEV or vendor-confirmed).
0
KEV
Listed in CISA's Known Exploited Vulnerabilities catalog: mandatory for US agencies, best practice for everyone.
By product family
Unassigned53 CVEs
| Severity | CVE | Description | KB article | CVSS |
|---|---|---|---|---|
| Critical | CVE-2026-34659 | Adobe Connect versions 2025.9.15, 2025.8.157 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. | — | 9.6 |
| Critical | CVE-2026-34660 | Adobe Connect versions 2025.9.15, 2025.8.157 and earlier are affected by an Incorrect Authorization vulnerability that could result in arbitrary code execution in the context of the current user. | — | 9.3 |
| High | CVE-2026-34653 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could result in arbitrary file system read and write. | — | 8.7 |
| High | CVE-2026-34686 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by a low-privileged attacker to inject malicious scripts into vulnerable form fields. | — | 8.7 |
| High | CVE-2026-34636 | Premiere Pro versions 26.0.2, 25.6.4 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34637 | Premiere Pro versions 26.0.2, 25.6.4 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34638 | Premiere Pro versions 26.0.2, 25.6.4 and earlier are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34639 | Media Encoder versions 26.0.2, 25.6.4 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34640 | Media Encoder versions 26.0.2, 25.6.4 and earlier are affected by an Integer Overflow or Wraparound vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34642 | After Effects versions 26.0, 25.6.4 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34643 | After Effects versions 26.0, 25.6.4 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34644 | After Effects versions 26.0, 25.6.4 and earlier are affected by an Integer Overflow or Wraparound vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34661 | Illustrator versions 29.8.6, 30.3 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34675 | Substance3D - Painter versions 12.0.2 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34676 | Substance3D - Painter versions 12.0.2 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34681 | Substance3D - Designer versions 15.1.0 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34682 | Substance3D - Designer versions 15.1.0 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34683 | Substance3D - Designer versions 15.1.0 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34684 | Substance3D - Designer versions 15.1.0 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34687 | Illustrator versions 29.8.6, 30.3 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34690 | After Effects is affected by a Stack-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-48274 | After Effects is affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-48367 | After Effects is affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. | — | 7.8 |
| High | CVE-2026-34645 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by an Incorrect Authorization vulnerability that could result in a Security feature bypass. | — | 7.5 |
| High | CVE-2026-34646 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by an Incorrect Authorization vulnerability that could result in a Security feature bypass. | — | 7.5 |
| High | CVE-2026-34648 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by an Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. | — | 7.5 |
| High | CVE-2026-34649 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by an Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. | — | 7.5 |
| High | CVE-2026-34650 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by an Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. | — | 7.5 |
| High | CVE-2026-34651 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by an Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. | — | 7.5 |
| High | CVE-2026-34652 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by a Dependency on Vulnerable Third-Party Component vulnerability that could result in an application denial-of-service. | — | 7.5 |
| High | CVE-2026-34665 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. | — | 7.5 |
| High | CVE-2026-34647 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by a Server-Side Request Forgery (SSRF) vulnerability that could result in a Security feature bypass. | — | 7.4 |
| Medium | CVE-2026-34664 | Substance3D - Designer versions 15.1.0 and earlier are affected by an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could lead to arbitrary file system read. | — | 6.3 |
| Medium | CVE-2026-34666 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Improper Input Validation vulnerability that could result in an application denial-of-service. | — | 6.2 |
| Medium | CVE-2026-34667 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Integer Underflow (Wrap or Wraparound) vulnerability that could result in an application denial-of-service. | — | 6.2 |
| Medium | CVE-2026-34668 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Improper Input Validation vulnerability that could result in an application denial-of-service. | — | 6.2 |
| Medium | CVE-2026-34669 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Improper Input Validation vulnerability that could result in an application denial-of-service. | — | 6.2 |
| Medium | CVE-2026-34670 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Improper Input Validation vulnerability that could result in an application denial-of-service. | — | 6.2 |
| Medium | CVE-2026-34671 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Integer Overflow or Wraparound vulnerability that could result in an application denial-of-service. | — | 6.2 |
| Medium | CVE-2026-34672 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Integer Underflow (Wrap or Wraparound) vulnerability that could result in an application denial-of-service. | — | 6.2 |
| Medium | CVE-2026-34673 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. | — | 6.2 |
| Medium | CVE-2026-34677 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. | — | 6.2 |
| Medium | CVE-2026-34678 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. | — | 6.2 |
| Medium | CVE-2026-34679 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Improper Input Validation vulnerability that could result in an application denial-of-service. | — | 6.2 |
| Medium | CVE-2026-34680 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Integer Overflow or Wraparound vulnerability that could result in an application denial-of-service. | — | 6.2 |
| Medium | CVE-2026-34688 | CAI Content Credentials versions c2pa-web@0.7.0, c2pa-v0.78.2 and earlier are affected by an Improper Input Validation vulnerability that could result in an application denial-of-service. | — | 6.2 |
| Medium | CVE-2026-34662 | Illustrator versions 29.8.6, 30.3 and earlier are affected by a NULL Pointer Dereference vulnerability that could result in an application denial-of-service. | — | 5.5 |
| Medium | CVE-2026-34663 | Illustrator versions 29.8.6, 30.3 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. | — | 5.5 |
| Medium | CVE-2026-34654 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by a Dependency on Vulnerable Third-Party Component vulnerability that could result in an application denial-of-service. | — | 5.3 |
| Medium | CVE-2026-34655 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by a high-privileged attacker to inject malicious scripts into vulnerable form fields. | — | 4.8 |
| Medium | CVE-2026-34658 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by a high-privileged attacker to inject malicious scripts into vulnerable form fields. | — | 4.8 |
| Medium | CVE-2026-34656 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by an Improper Authorization vulnerability that could result in a Security feature bypass. | — | 4.3 |
| Low | CVE-2026-34685 | Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by an Improper Input Validation vulnerability that could result in a Security feature bypass. | — | 3.4 |