CVE-2024-43033: jpress · Improper Handling of Windows ::DATA Alternate Data Stream
Affects jpressSource CVE Database V5
Mentioned vulnerabilities
Not known to be exploited · CVSS 8.8 High.
Data as of 26 Oct 2026, 10:12 UTC
- EPSS
- 0.9% chance of exploitation in 30 days – higher than 61% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 22 Aug 2024
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 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Mavenio.jpress/jpresspkg:maven/io.jpress/jpressOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
To mitigate CVE-2024-43033, organizations should immediately upgrade JPress to a version that addresses this vulnerability once available. In the absence of an official patch, administrators should implement strict input validation and sanitization on file uploads, explicitly disallowing filenames containing NTFS alternate data stream syntax (:: $DATA). Employ web application firewalls (WAFs) with rules to detect and block suspicious upload patterns. Restrict file upload permissions and isolate upload directories with minimal privileges to limit execution capabilities. Monitor logs for unusual upload activity and conduct regular security assessments of web applications. Additionally, consider disabling or restricting execution of JSP files in upload directories and applying the principle of least privilege to the web server process. Network segmentation and intrusion detection systems can further reduce exposure.
Description
JPress through 5.1.1 on Windows has an arbitrary file upload vulnerability that could cause arbitrary code execution via ::$DATA to AttachmentController, such as a .jsp::$DATA file to io.jpress.web.commons.controller.AttachmentController#upload. NOTE: this is unrelated to the attack vector for CVE-2024-32358.