Instant Web Mail before 0.60 does not properly filter CR/LF sequences, which allows…
Priority MEDIUM 48Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Instant Web Mail before 0.60 does not properly filter CR/LF sequences, which allows remote attackers to (1) execute arbitrary POP commands via the id parameter in message.php, or (2) modify certain mail message headers via numerous parameters in write.php.
Why it matters now
EPSS 0.02749 86th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:instant_web_mail:instant_web_mail:0.55:*:*:*:*:*:*:* | 0.55 | Vulnerable | Instant Web Mail |
| cpe:2.3:a:instant_web_mail:instant_web_mail:0.56:*:*:*:*:*:*:* | 0.56 | Vulnerable | Instant Web Mail |
| cpe:2.3:a:instant_web_mail:instant_web_mail:0.57:*:*:*:*:*:*:* | 0.57 | Vulnerable | Instant Web Mail |
| cpe:2.3:a:instant_web_mail:instant_web_mail:0.58:*:*:*:*:*:*:* | 0.58 | Vulnerable | Instant Web Mail |
| cpe:2.3:a:instant_web_mail:instant_web_mail:0.59:*:*:*:*:*:*:* | 0.59 | Vulnerable | Instant Web Mail |
- cpe:2.3:a:instant_web_mail:instant_web_mail:0.55:*:*:*:*:*:*:* Versions 0.55 Vulnerable ·Instant Web Mail
- cpe:2.3:a:instant_web_mail:instant_web_mail:0.56:*:*:*:*:*:*:* Versions 0.56 Vulnerable ·Instant Web Mail
- cpe:2.3:a:instant_web_mail:instant_web_mail:0.57:*:*:*:*:*:*:* Versions 0.57 Vulnerable ·Instant Web Mail
- cpe:2.3:a:instant_web_mail:instant_web_mail:0.58:*:*:*:*:*:*:* Versions 0.58 Vulnerable ·Instant Web Mail
- cpe:2.3:a:instant_web_mail:instant_web_mail:0.59:*:*:*:*:*:*:* Versions 0.59 Vulnerable ·Instant Web Mail
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2002-0490
- 2026-10-03 Alias added: GHSA-qq7x-mvx6-chg7
References
Sources
- CVE-2002-0490 · CVE Program
- CVE-2002-0490 · NVD
- FIRST EPSS
- GHSA-qq7x-mvx6-chg7 · GitHub Advisory Database · CC BY 4.0
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