CVE-2025-53906VulnerabilityPublished 20 Jul 2025

Path traversal in vim (zip archive) CVE-2025-53906

Source Reddit NetSec

Not known to be exploited.

Data as of 26 Oct 2026, 07:57 UTC

Severity

High

Rated by Threat Radar · No CVSS score from NVD or the CNA

EPSS: 0.8% chance of exploitation in 30 days – higher than 58% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

Exploitation evidence

Disclosed: evidence found.
Public on cve.org; its publication date is not in this record
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

Disclosed: The CVE record is public on cve.org. Its publication is t = 0.
Detectable: A public nuclei template can find exposed instances, for defenders and attackers alike.
Weaponised: Public exploit code exists in Metasploit or Exploit-DB, or CISA SSVC reports a public proof of concept.
Exploited in the wild: CISA KEV lists it, CISA SSVC rates exploitation active, or a source reports attacks.
Observed by OffSeq Mirage: OffSeq Mirage honeypot sensors recorded attack traffic for this CVE, or found exposed hosts without attack traffic.

Moments are spaced evenly, not to scale; a dashed line marks a gap of six months or more. Deltas count from t = 0. Sources that give only a date (CISA KEV, Exploit-DB, or a time of exactly 00:00Z) read “same day” rather than hours. Metasploit modules carry the flaw’s disclosure date, not their release date, and nuclei templates carry no date, so both appear above but not on the timeline.

What to do

AI-suggested

European organizations should take immediate, specific actions beyond generic patching advice: 1) Restrict the use of vim for opening zip archives from untrusted sources; consider disabling or limiting archive handling features in vim configurations. 2) Implement strict file system permissions and use mandatory access controls (e.g., SELinux, AppArmor) to limit vim's ability to write outside designated directories. 3) Employ sandboxing techniques or containerization when running vim in environments where untrusted files are processed. 4) Monitor file system changes for unauthorized writes, especially in critical directories, using file integrity monitoring tools. 5) Educate users about the risks of opening zip files from unknown or untrusted origins within vim or other tools. 6) Track vendor advisories closely for patches or updates addressing this vulnerability and apply them promptly once available. 7) Use network-level protections to block or quarantine suspicious zip files before they reach end-user systems. 8) Conduct vulnerability scanning and penetration testing focused on archive handling to identify and remediate exposure points.

Description

Path traversal in vim (zip archive) CVE-2025-53906 Source: https://nvd.nist.gov/vuln/detail/CVE-2025-53906

Impact

For European organizations, the impact of CVE-2025-53906 can be substantial. Many enterprises, government agencies, and critical infrastructure operators in Europe rely heavily on Linux-based systems and tools like vim for daily operations, development, and system administration. Exploitation could lead to unauthorized modification or replacement of system binaries, configuration files, or security controls, undermining system integrity and availability. This could facilitate further attacks such as privilege escalation, persistent backdoors, or ransomware deployment. Sensitive data confidentiality may also be compromised if attackers can manipulate files or execute arbitrary code. The vulnerability's ability to be triggered without authentication increases risk, especially in environments where users handle untrusted zip files, such as email attachments or downloads. The absence of known exploits currently provides a window for proactive mitigation, but the high severity rating underscores the urgency for European organizations to assess their exposure and implement controls to prevent exploitation. Additionally, regulatory frameworks like GDPR impose strict requirements on data protection and incident response, meaning exploitation could also result in compliance violations and reputational damage.

Summary

CVE-2025-53906 is a high-severity path traversal vulnerability identified in the vim text editor's handling of zip archives. Vim, a widely used text editor in Unix-like environments, includes functionality to read and extract files from compressed archives such as zip files. This vulnerability arises when vim processes specially crafted zip archives containing file paths designed to traverse directories outside the intended extraction directory. By exploiting this flaw, an attacker can cause vim to write files to arbitrary locations on the filesystem, potentially overwriting critical system files or planting malicious payloads. The vulnerability does not require prior authentication, as it can be triggered simply by opening or extracting a malicious zip archive within vim. Although no known exploits are currently observed in the wild, the ease of exploitation combined with the potential for privilege escalation or system compromise makes this a significant threat. The lack of affected version details and patch links suggests that the vulnerability is newly disclosed and may not yet have an official fix. Given vim's prevalence on servers, developer workstations, and various Linux distributions, this vulnerability poses a broad attack surface, especially in environments where users routinely open zip archives with vim. The path traversal nature of the flaw means that attackers can bypass intended directory restrictions, leading to arbitrary file writes and potential remote code execution if exploited in conjunction with other vulnerabilities or misconfigurations.

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Exploitation evidence

What to do

Description

AI analysisMachine-generated, updated 20 Jul 2025, 20:01 UTC

Technical details

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