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CVE-2023-35169

29
FAUCET Score

CVE-2023-35169 is a critical directory traversal vulnerability affecting webklex/php-imap versions prior to 5.3.0. It allows unauthenticated attackers to achieve remote code execution by sending a specially crafted email with a malicious attachment. The vulnerability arises when applications using php-imap store attachments without sanitizing filenames, enabling attackers to upload arbitrary files, including malicious code, to any location with write permissions. With a CVSS score of 9.8 (CRITICAL), this vulnerability is easily exploitable over the network with low attack complexity and no user interaction required, leading to complete compromise of confidentiality, integrity, and availability. The FAUCET Risk Score is 84/100, indicating a high risk. Currently, there is no evidence of active exploitation, nor are there publicly available exploit modules in Metasploit, Nuclei, or ExploitDB. Community discussion and media coverage for this CVE are minimal, which is typical for a large percentage of reported vulnerabilities.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.3.0CPE matchmatch criteria
cpe:2.3:a:webklex:php-imap:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.0CRITICAL

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.19%
Probability of exploitation in next 30 days
EPSS Percentile
86.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0319 is in the 78th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

composerpatch availablevia ghsa
Product: webklex/php-imapFixed in: 5.3.0
composerpatch availablevia ghsa
Product: webklex/laravel-imapFixed in: 5.3.0
github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

composerGHSA-47p7-xfcc-4pv9critical

php-imap vulnerable to RCE through a directory traversal vulnerability

Jun 21, 2023

References

github.com / Webklex/php-imap/blob/5.2.0/src/Attachment.php
Product
github.com / Webklex/php-imap/blob/5.2.0/src/Attachment.php
Product
github.com / Webklex/php-imap/pull/414
Patch
github.com / Webklex/php-imap/releases/tag/5.3.0
Release Notes
github.com / Webklex/php-imap/security/advisories/GHSA-47p7-xfcc-4pv9
ExploitVendor Advisory