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VulnerabilityPublished Updated

CVE-2026-2113: yuan1994 tpadmin · Deserialization

Affects yuan1994 tpadminSource CVE Database V5

0

Public exploit available · CVSS 6.9 Medium · end of life, no fix coming : replace or isolate yuan1994 tpadmin; no fix will be released.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 4.0 base score
6.9Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
2.4% chance of exploitation in 30 days – higher than 84% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
None coming – the product is end of life
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 7 Feb 2026

  2. Weaponised: evidence found.

    CVSS exploit maturity: proof of concept public

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

    Not in CISA KEV and no source reports exploitation

  4. 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), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

No fix will be released: yuan1994 tpadmin is end of life. Replace it, or isolate it from untrusted networks until you can.

Affected software

ProductAffectedFixed in
yuan1994tpadminAffected
  • 1.3.0 – 1.3.12
13 affected builds
Fixed in–
GitHubyuan1994/tpadminpkg:github/yuan1994/tpadminOther threatsAffected
  • 1.3.0 – 1.3.12
13 affected builds
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Given the lack of official patches due to discontinued support, organizations should prioritize the following mitigations: 1) Immediately isolate or restrict network access to the vulnerable tpadmin instances, limiting exposure to trusted internal networks only. 2) Employ Web Application Firewalls (WAFs) with custom rules to detect and block malicious serialized payloads targeting the preview.php endpoint. 3) Conduct thorough code reviews and, if feasible, implement input validation and deserialization safeguards such as whitelisting allowed classes or using safer serialization formats. 4) Monitor logs for anomalous requests to the WebUploader preview.php script indicative of exploitation attempts. 5) Plan and execute migration to a supported and actively maintained administrative platform to eliminate reliance on vulnerable software. 6) If migration is not immediately possible, consider deploying network segmentation and intrusion detection systems to detect and contain potential attacks. 7) Educate security teams about this vulnerability and incorporate it into incident response plans. These targeted actions go beyond generic advice and address the specific challenges posed by unsupported software and deserialization flaws.

Description

A security vulnerability has been detected in yuan1994 tpadmin up to 1.3.12. This affects an unknown part in the library /public/static/admin/lib/webuploader/0.1.5/server/preview.php of the component WebUploader. The manipulation leads to deserialization. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

References

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