CRLF injection vulnerability in lib/session.php in Hastymail 1.5 and earlier before 20061008 allows remote authenticated users to send arbitrary IMAP commands via a CRLF sequence in a mailbox name
Published Oct 12, 2006
6.5
MEDIUMCVSS 2.0
EPSS 2.57%
Description
CRLF injection vulnerability in lib/session.php in Hastymail 1.5 and earlier before 20061008 allows remote authenticated users to send arbitrary IMAP commands via a CRLF sequence in a mailbox name. NOTE: the attack crosses privilege boundaries if the IMAP server configuration prevents a user from establishing a direct IMAP session.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:S/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.57% (0.02567) | 84.58th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.54% (0.02540) | 82.88th | v5 (v2026.06.15) |
| Apr 12, 2026 | 5.35% (0.05352) | 90.08th | v4 (v2025.03.14) |
| Mar 30, 2025 | 7.46% (0.07460) | 90.92th | v4 (v2025.03.14) |
| Mar 29, 2025 | 8.54% (0.08545) | 87.11th | v4 (v2025.03.14) |
| Mar 19, 2025 | 7.46% (0.07460) | 90.66th | v4 (v2025.03.14) |
| Mar 17, 2025 | 6.33% (0.06329) | 90.28th | v4 (v2025.03.14) |
| Dec 12, 2024 | 3.03% (0.03032) | 91.32th | v3 (v2023.03.01) |
| Jul 9, 2023 | 3.03% (0.03032) | 89.57th | v3 (v2023.03.01) |
| Mar 16, 2023 | 3.13% (0.03127) | 89.55th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.12% (0.03117) | 89.54th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.93% (0.05931) | 90.54th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.93% (0.05931) | 89.63th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.93% (0.05931) | 77.48th | v2 (v2022.01.01) |
No CWE recorded.
References (6)
- http://hastymail.sourceforge.net/security.php x_refsource_CONFIRMPatch
- http://secunia.com/advisories/22308 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://www.securityfocus.com/archive/1/453417/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/20424 vdb-entryx_refsource_BIDPatch
- http://www.vupen.com/english/advisories/2006/3956 vdb-entryx_refsource_VUPEN
- https://exchange.xforce.ibmcloud.com/vulnerabilities/29407 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://hastymail.sourceforge.net/security.php | x_refsource_CONFIRMPatch | |
| http://secunia.com/advisories/22308 | third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory | |
| http://www.securityfocus.com/archive/1/453417/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/20424 | vdb-entryx_refsource_BIDPatch | |
| http://www.vupen.com/english/advisories/2006/3956 | vdb-entryx_refsource_VUPEN | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/29407 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.