AWS SDK for PHP 3.368 Missing key commitment enables EDK injection
CVE-2025-14761 Published on December 17, 2025
Missing cryptographic key commitment in the AWS SDK for PHP may allow a user with write access to the S3 bucket to introduce a new EDK that decrypts to different plaintext when the encrypted data key is stored in an "instruction file" instead of S3's metadata record. To mitigate this issue, upgrade AWS SDK for PHP to version 3.368.0 or later
Vulnerability Analysis
CVE-2025-14761 can be exploited with network access, and requires small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, a high impact on integrity, and no impact on availability.
Weakness Type
Use of a Broken or Risky Cryptographic Algorithm
The use of a broken or risky cryptographic algorithm is an unnecessary risk that may result in the exposure of sensitive information. The use of a non-standard algorithm is dangerous because a determined attacker may be able to break the algorithm and compromise whatever data has been protected. Well-known techniques may exist to break the algorithm.
Products Associated with CVE-2025-14761
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Affected Versions
AWS SDK for PHP Version 3.368.0 is unaffected by CVE-2025-14761Vulnerable Packages
The following package name and versions may be associated with CVE-2025-14761
| Package Manager | Vulnerable Package | Versions | Fixed In |
|---|---|---|---|
| composer | aws/aws-sdk-php | < 3.368.0 | 3.368.0 |
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.