CVE-2026-118039: Progress Software Telerik Document Processing Libraries · XML External Entity (XXE)
Affects Progress Software Telerik Document Processing LibrariesSource CVE Database V5
Not known to be exploited · CVSS 7.5 High : upgrade to 2026.3.1027 soon.
Data as of 28 Oct 2026, 12:57 UTC
- Patch
- Available – fixed in 2026.3.1027
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 28 Oct 2026
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
Upgrade Telerik Document Processing Libraries and telerik.documentprocessing to 2026.3.1027.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Progress SoftwareTelerik Document Processing Libraries | Affected
| Fixed in
|
NuGettelerik.documentprocessingpkg:nuget/telerik.documentprocessingOther 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
Upgrade Telerik Document Processing Libraries to version 2026.3.1027 or later, where this vulnerability is fixed. No other mitigation or workaround is indicated by the vendor advisory.
Description
CVE-2026-118039 is an XML External Entity (XXE) vulnerability in Progress Software's Telerik Document Processing Libraries before version 2026.3.1027. The flaw exists in SVG image processing, where an unauthenticated attacker can exploit a crafted SVG image containing a nested embedded SVG to read local files on the server during image processing or PDF export. This vulnerability has a high severity score of 7.5 and allows unauthorized disclosure of sensitive information without requiring user interaction or privileges.