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Fencer Vulns
high 7.6

CVE-2024-35540 json

A stored cross-site scripting (XSS) vulnerability in Typecho v1.3.0 allows attackers to execute arbitrary web scripts or HTML via a crafted…

published 2024-08-20 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-35357

cvss
7.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.8%
EPSS 2.8% chance of exploitation in 30 days, percentile 86%
public exploits
1
Exploit-DB

Summary

A stored cross-site scripting (XSS) vulnerability in Typecho v1.3.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.

Timeline

  1. Published
  2. First public exploit (EDB-52162)

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

2.83% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-52162 Typecho 1.3.0 - Stored Cross-Site Scripting (XSS) webapps, 2025-04-10
  • cyberaz0r.info https://cyberaz0r.info/2024/08/typecho-multiple-vulnerabilities/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:H/A:H
NVD 3.1 9.0 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
CNA 3.1 7.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:H/A:H

Affected products

  • typecho typecho

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.