Cross-site scripting (XSS) vulnerability in fetchmailprefs.php in Horde IMP before 4.3.8, and Horde Groupware Webmail Edition before 1.2.7,
Cross-site scripting (XSS) vulnerability in fetchmailprefs.php in Horde IMP before 4.3.8, and Horde Groupware Webmail Edition before 1.2.7, allows remote attackers to inject arbitrary web script or HTML via the fm_id parameter in a fetchmail_prefs_save action, related to the Fetchmail configuration.
- Published
- Mar 31, 2011
- Updated
- Jun 16, 2026
- EPSS
- 5.0% · 92th percentile
- CWE
- CWE-79
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Report tools
Action score
18
Monitor
Low priority for now.
- CVSS
- 17 / 40 · 4.3 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 5.0%
Affected systems
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- horde groupwareup to 1.2.6 inclusive
- horde groupware1.0
- horde groupware1.0.1
- horde groupware1.0.2
- horde groupware1.0.3
- horde groupware1.0.4
- horde groupware1.0.5
- horde groupware1.0.6
- horde groupware1.0.7
- horde groupware1.0.8
- horde groupware1.1
- horde groupware1.1.1
- horde groupware1.1.2
- horde groupware1.1.3
- horde groupware1.1.4
- horde groupware1.1.5
- horde groupware1.1.6
- horde groupware1.2
- horde groupware1.2.1
- horde groupware1.2.2
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:5.0 | imp4 | before 4.2-4lenny3 | 4.2-4lenny3 |
Same product
horde: all recordsOther highest-scoring records for the same primary product.
- CVE-2003-0025Multiple SQL injection vulnerabilities in IMP 2.2.8 and earlier allow remote attackers to perform unauthorized database activities and possi38Monitor
- CVE-2025-30349Horde IMP through 6.2.27, as used with Horde Application Framework through 5.2.23, allows XSS that leads to account takeover via a crafted t37Monitor
- CVE-2001-1257Cross-site scripting vulnerability in Horde Internet Messaging Program (IMP) before 2.2.6 and 1.2.6 allows remote attackers to execute arbit31Monitor
- CVE-2026-58451Horde IMP < 7.0.1 Path Traversal via Compose.php img src28Monitor
- CVE-2004-0584Unknown vulnerability in Horde IMP 3.2.3 and earlier, before a "security fix," does not properly validate input, which allows remote attacke27Monitor
- CVE-2002-2024Horde IMP 2.2.7 allows remote attackers to obtain the full web root pathname via an HTTP request for (1) poppassd.php3, (2) login.php3?reaso22Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| debian:imp4 | 4.2-4lenny3 · Debian:5.0 | Package registry (OSV) |
Exploit status
Proof of concept available
A public proof of concept or detection signature exists. Exploit knowledge is out there; don't delay patching.
Evidence
- Exploit-DB entry ×1
Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.
| Source | Kind | Date |
|---|---|---|
| Exploit-DB entry | webapps | 2010-09-27 |
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
- First PoC-186 d
- Published
- TodaySep 30, 2026+5662 d
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
If successful
- Confidentiality
- none
- Integrity
- P · data or configuration can be modified
- Availability
- none
- Attack complexity
- M
- Confidentiality impact
- None
- Integrity impact
- P
- Availability impact
- None
Weakness class (CWE)
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')CVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:N
nvd-primary
Root cause
User content is inserted into the page as HTML. The browser interprets the content as code rather than data.
The bug in code
The whole CWE-79 classA representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.
Vulnerable
commentEl.innerHTML = comment.body;Fixed
commentEl.textContent = comment.body;Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
ATT&CK techniques
—
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- cvs.horde.org/diff.php/imp/docs/CHANGES?rt=horde&r1=1.699.2.424&r2=1.699.2.430&ty=h
- git.horde.org/diff.php/groupware/docs/webmail/CHANGES?rt=horde&r1=1.35.2.11&r2=1.35.2.13&ty=h
- git.horde.org/diff.php/imp/fetchmailprefs.php?rt=horde&r1=1.39.4.10&r2=1.39.4.11
- lists.horde.org/archives/announce/2010/000558.html
- lists.horde.org/archives/announce/2010/000568.html
- openwall.com/lists/oss-security/2010/10/01/6
- secunia.com/advisories/41627
- secunia.com/advisories/43896
- securityreason.com/securityalert/8170
- www.debian.org/security/2011/dsa-2204
- www.securityfocus.com/archive/1/513992/100/0/threaded
- www.vupen.com/english/advisories/2010/2513
- www.vupen.com/english/advisories/2011/0769
Vendor advisories and official records. Exploit/PoC links are deliberately left out.