CVE-2025-68859Network attack vector

Unauthenticated reflected cross-site scripting

Published Jan 22, 2026 · Updated Jan 22, 2026

Reflected XSS in agmorpheus Syntax Highlighter Compress 3.0.83.3 and earlier allows remote attackers to run script via a crafted request. Patchstack has not disclosed the vulnerable parameter or code locus, or how request data reaches the generated page without neutralization. Exploitation is unauthenticated but requires a victim to follow a malicious link or visit a crafted page, after which attacker-controlled script runs in that victim’s browser context.

CVSS severity7.1
High
EPSS probability0.19%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Reflected XSS in agmorpheus Syntax Highlighter Compress 3.0.83.3 and earlier allows remote attackers to run script via a crafted request. Patchstack has not disclosed the vulnerable parameter or code locus, or how request data reaches the generated page without neutralization. Exploitation is unauthenticated but requires a victim to follow a malicious link or visit a crafted page, after which attacker-controlled script runs in that victim’s browser context.

The record

CVE
CVE-2025-68859
Published
Jan 22, 2026
Updated
Jan 22, 2026
Vendor
agmorpheus
Product
Syntax Highlighter Compress
Classifications
CWE-79, CAPEC-591, T1189
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jan 22, 2026CVE publishedPublication date reported by the CVE source.
  2. Jan 22, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=n/a <=<= 3.0.83.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

agmorpheus · Syntax Highlighter Compressversion=n/a <=<= 3.0.83.3

Published CVSS scores

7.1CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-591Reflected XSS
T1189Drive-by Compromise

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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