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VulnerabilityPublished

CVE-2026-13701: Advanced Excerpt (WordPress plugin) · Cross-Site Scripting (XSS)

Affects Advanced Excerpt (WordPress plugin)Source CVE Database V5

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Not known to be exploited · CVSS 4.8 Medium : upgrade to 4.5 when convenient.

Data as of 7 Nov 2026, 23:24 UTC

CVSS 3.1 base score
4.8Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 15% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 4.5
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Aug 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

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

    Not in CISA KEV and no source reports exploitation

  5. 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), the Metasploit, Exploit-DB and nuclei-templates index as of 7 Nov 2026.

What to do

Upgrade Advanced Excerpt (WordPress plugin) to 4.5.

Affected software

ProductAffectedFixed in
Advanced ExcerptAffected
  • <4.5
Fixed in
  • 4.5

AI-suggested

If you cannot patch yet, administrators should be cautious about the settings they configure in the Advanced Excerpt plugin and consider limiting administrative access. Monitoring vendor channels for updates is recommended.

Description

CVE-2026-13701 is a stored Cross-Site Scripting (XSS) vulnerability in the Advanced Excerpt WordPress plugin before version 4.5. The plugin fails to properly sanitize and escape one of its settings before rendering it on the front end, allowing administrators, including those without unfiltered_html capability, to inject malicious scripts. This vulnerability can lead to script execution in the context of any visitor viewing affected pages.

References

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