Read the docs
TI-2026-21735 Aliases CVE-2026-27308GHSA-rrr4-c4r3-6q77

ColdFusion | Uncontrolled Resource Consumption (CWE-400)

Priority LOW 17CWE-400Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · Low
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-400.

Summary

ColdFusion versions 2023.18, 2025.6 and earlier are affected by an Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. A high-privileged attacker could exploit this vulnerability and exhaust system resources, reducing application speed. Exploitation of this issue does not require user interaction.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.02499 84th percentileScored 2026-11-07
Fix Fixed ColdFusion 2025 (Adobe): 7ColdFusion 2023 (Adobe): 19

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AdobeColdFusion 2025up to 67Patch availableCNA
AdobeColdFusion 2023up to 1819Patch availableCNA
  • ColdFusion 2025 VendorAdobe Affected up to 6 Fixed in 7 Patch available CNA
  • ColdFusion 2023 VendorAdobe Affected up to 18 Fixed in 19 Patch available CNA

CPE configurations NVD · 26

CPEVersionsRoleVendor
cpe:2.3:a:adobe:coldfusion:2023:-:*:*:*:*:*:*2023VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update1:*:*:*:*:*:*2023 update1VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update10:*:*:*:*:*:*2023 update10VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update11:*:*:*:*:*:*2023 update11VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update12:*:*:*:*:*:*2023 update12VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update13:*:*:*:*:*:*2023 update13VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update14:*:*:*:*:*:*2023 update14VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update15:*:*:*:*:*:*2023 update15VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update16:*:*:*:*:*:*2023 update16VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update17:*:*:*:*:*:*2023 update17VulnerableAdobe
  • cpe:2.3:a:adobe:coldfusion:2023:-:*:*:*:*:*:* Versions 2023 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update1:*:*:*:*:*:* Versions 2023 update1 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update10:*:*:*:*:*:* Versions 2023 update10 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update11:*:*:*:*:*:* Versions 2023 update11 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update12:*:*:*:*:*:* Versions 2023 update12 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update13:*:*:*:*:*:* Versions 2023 update13 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update14:*:*:*:*:*:* Versions 2023 update14 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update15:*:*:*:*:*:* Versions 2023 update15 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update16:*:*:*:*:*:* Versions 2023 update16 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update17:*:*:*:*:*:* Versions 2023 update17 Vulnerable ·Adobe
Show 16 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:adobe:coldfusion:2023:update18:*:*:*:*:*:*2023 update18VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update2:*:*:*:*:*:*2023 update2VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update3:*:*:*:*:*:*2023 update3VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update4:*:*:*:*:*:*2023 update4VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update5:*:*:*:*:*:*2023 update5VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update6:*:*:*:*:*:*2023 update6VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update7:*:*:*:*:*:*2023 update7VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update8:*:*:*:*:*:*2023 update8VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2023:update9:*:*:*:*:*:*2023 update9VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2025:-:*:*:*:*:*:*2025VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2025:update1:*:*:*:*:*:*2025 update1VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2025:update2:*:*:*:*:*:*2025 update2VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2025:update3:*:*:*:*:*:*2025 update3VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2025:update4:*:*:*:*:*:*2025 update4VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2025:update5:*:*:*:*:*:*2025 update5VulnerableAdobe
cpe:2.3:a:adobe:coldfusion:2025:update6:*:*:*:*:*:*2025 update6VulnerableAdobe
  • cpe:2.3:a:adobe:coldfusion:2023:update18:*:*:*:*:*:* Versions 2023 update18 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update2:*:*:*:*:*:* Versions 2023 update2 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update3:*:*:*:*:*:* Versions 2023 update3 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update4:*:*:*:*:*:* Versions 2023 update4 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update5:*:*:*:*:*:* Versions 2023 update5 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update6:*:*:*:*:*:* Versions 2023 update6 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update7:*:*:*:*:*:* Versions 2023 update7 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update8:*:*:*:*:*:* Versions 2023 update8 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2023:update9:*:*:*:*:*:* Versions 2023 update9 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2025:-:*:*:*:*:*:* Versions 2025 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2025:update1:*:*:*:*:*:* Versions 2025 update1 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2025:update2:*:*:*:*:*:* Versions 2025 update2 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2025:update3:*:*:*:*:*:* Versions 2025 update3 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2025:update4:*:*:*:*:*:* Versions 2025 update4 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2025:update5:*:*:*:*:*:* Versions 2025 update5 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:coldfusion:2025:update6:*:*:*:*:*:* Versions 2025 update6 Vulnerable ·Adobe

Remediation

  • Fix · CNA ColdFusion 2025 (Adobe) Fixed in 7
  • Fix · CNA ColdFusion 2023 (Adobe) Fixed in 19

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Adobe ColdFusion 2023, ColdFusion 2025 — helpx.adobe.com/security/products/coldfusion/apsb26-38.html

    7 records Highest priority Priority HIGH 1 HIGH, 3 MEDIUM, 3 LOW

    Other records, highest priority first

    • TI-2026-21732 ColdFusion | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE-22)Priority HIGH 65
    • TI-2026-21731 ColdFusion | Improper Input Validation (CWE-20)Priority MEDIUM 48
    • TI-2026-26865 ColdFusion | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE-22)Priority MEDIUM 44

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-27308
  2. 2026-10-03 Alias added: GHSA-rrr4-c4r3-6q77
  3. 2026-10-25 EPSS moved to the 50th–90th percentile

References

  • TI-2026-35688 ColdFusion | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE-22) KEVCVSS 3.1CRITICAL 10.0
  • TI-2023-19615 Analysis CVE-2023-29300 Bypass: Adobe ColdFusion Pre-Auth RCE KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-13696 Adobe ColdFusion Deserialization of Untrusted Data Arbitrary code execution KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-11512 Adobe ColdFusion Improper Access Control Arbitrary code execution KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-11511 Adobe ColdFusion Deserialization of Untrusted Data Arbitrary code execution KEVCVSS 3.1CRITICAL 9.8
  • TI-2018-11393 Unrestricted file upload in Adobe ColdFusion KEVCVSS 3.1CRITICAL 9.8
See all 295 →

Sources