In Progress® Telerik® Document Processing Libraries prior to version 2026.3.1027, uncontrolled recursion, infinite
Source GCVE Database
Not known to be exploited · CVSS 7.5 High : upgrade to 2026.3.1027 soon.
Data as of 28 Oct 2026, 16:31 UTC
- Patch
- Available – fixed in 2026.3.1027
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitation 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.documentprocessinglibraries to 2026.3.1027.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Progress SoftwareTelerik Document Processing Libraries | Affected
| Fixed in
|
NuGettelerik.documentprocessinglibrariespkg:nuget/telerik.documentprocessinglibrariesOther 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
A fix is available in version 2026.3.1027 of the Telerik Document Processing Libraries. Users should upgrade to this version or later to remediate these vulnerabilities. No other mitigation or workaround is indicated.
Description
In Progress Telerik Document Processing Libraries prior to version 2026.3.1027 contain vulnerabilities involving uncontrolled recursion, infinite loops, unchecked loop conditions, and inefficient regular expressions in RadSpreadProcessing and RadSpreadStreamProcessing components. These flaws allow an unauthenticated attacker to cause denial of service by terminating or hanging the host process via crafted XLSX or XLS workbooks or formulas.