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VulnerabilityPublished Updated

CVE-2023-22273: Adobe RoboHelp · Path Traversal

Affects Adobe RoboHelpSource CVE Database V5

0

Not known to be exploited · CVSS 7.2 High.

Data as of 26 Oct 2026, 17:16 UTC

CVSS 3.1 base score
7.2High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
1.9% chance of exploitation in 30 days – higher than 79% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 17 Nov 2023

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Adobe RoboHelpAffected
  • =0
Fixed in–

AI-suggested

  1. Immediately restrict administrative access to Adobe RoboHelp Server to trusted personnel and networks using network segmentation and access control lists.
  2. Monitor and audit admin account activity closely for unusual behavior or unauthorized access attempts.
  3. Implement multi-factor authentication (MFA) for all admin accounts to reduce risk of credential compromise.
  4. Apply vendor patches or updates as soon as Adobe releases them for this vulnerability; track Adobe security advisories closely.
  5. If patching is delayed, consider temporary compensating controls such as disabling remote admin access or isolating the server from untrusted networks.
  6. Conduct regular vulnerability scans and penetration tests focusing on path traversal and code execution vectors.
  7. Employ web application firewalls (WAFs) with custom rules to detect and block directory traversal payloads targeting RoboHelp Server.
  8. Educate administrators on secure credential management and recognizing phishing attempts to prevent credential theft.
  9. Maintain comprehensive backups of the RoboHelp Server environment to enable recovery in case of compromise.
  10. Review and harden server configurations to minimize attack surface and privilege escalation opportunities.

Description

CVE-2023-22273 is a high-severity path traversal vulnerability in Adobe RoboHelp Server versions 11.4 and earlier. It allows an authenticated admin attacker to perform remote code execution without requiring user interaction. The flaw stems from improper limitation of pathnames to restricted directories (CWE-22), enabling attackers to access and execute arbitrary files on the server. Exploitation requires administrative privileges but can lead to full system compromise. No public exploits are currently known, but the vulnerability poses significant risks to organizations using affected versions. European organizations relying on RoboHelp Server for documentation and help systems could face confidentiality, integrity, and availability impacts. Mitigation involves applying vendor patches once available, restricting admin access, and monitoring for suspicious activity. Countries with higher adoption of Adobe products and critical infrastructure using RoboHelp are more likely to be targeted. Given the CVSS 7.

References

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