HIGH
gui2/viewer/bookmarkmanager.py in Calibre 3.18 calls cPickle.load on imported bookmark data, which allows remote attackers to execute arbitrary code via a crafted .pickle file, as demonstrated by Python code that contains an os.system call
Published Mar 8, 2018
7.8
HIGHCVSS 3.0
EPSS 4.51%
Description
gui2/viewer/bookmarkmanager.py in Calibre 3.18 calls cPickle.load on imported bookmark data, which allows remote attackers to execute arbitrary code via a crafted .pickle file, as demonstrated by Python code that contains an os.system call.
Affected products
No data.
- 3.18.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
7.8 HIGH NVD
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
4.51% 0.04508
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.04508
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (35 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.51% (0.04508) | 91.21th | v5 (v2026.06.15) |
| Sep 22, 2026 | 4.51% (0.04508) | 91.08th | v5 (v2026.06.15) |
| Sep 21, 2026 | 7.88% (0.07879) | 94.53th | v5 (v2026.06.15) |
| Sep 6, 2026 | 4.51% (0.04508) | 90.87th | v5 (v2026.06.15) |
| Sep 5, 2026 | 7.88% (0.07879) | 94.41th | v5 (v2026.06.15) |
| Aug 30, 2026 | 4.51% (0.04508) | 90.82th | v5 (v2026.06.15) |
| Aug 28, 2026 | 7.88% (0.07879) | 94.37th | v5 (v2026.06.15) |
| Aug 24, 2026 | 4.51% (0.04508) | 90.77th | v5 (v2026.06.15) |
| Aug 23, 2026 | 7.88% (0.07879) | 94.35th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.67% (0.04665) | 90.55th | v5 (v2026.06.15) |
| May 7, 2026 | 9.41% (0.09411) | 92.83th | v4 (v2025.03.14) |
| Jan 20, 2026 | 11.04% (0.11035) | 93.21th | v4 (v2025.03.14) |
| Jan 11, 2026 | 5.02% (0.05021) | 89.40th | v4 (v2025.03.14) |
| Nov 21, 2025 | 3.32% (0.03320) | 86.78th | v4 (v2025.03.14) |
| Nov 18, 2025 | 2.06% (0.02061) | 82.48th | v4 (v2025.03.14) |
| May 10, 2025 | 3.32% (0.03320) | 86.57th | v4 (v2025.03.14) |
| Mar 30, 2025 | 5.58% (0.05575) | 89.34th | v4 (v2025.03.14) |
| Mar 29, 2025 | 20.35% (0.20354) | 92.73th | v4 (v2025.03.14) |
| Mar 19, 2025 | 5.58% (0.05575) | 89.09th | v4 (v2025.03.14) |
| Mar 17, 2025 | 4.47% (0.04466) | 88.34th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.18% (0.00176) | 55.18th | v3 (v2023.03.01) |
| May 10, 2024 | 0.18% (0.00176) | 54.48th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.17% (0.00169) | 53.22th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.15% (0.00149) | 49.92th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.13% (0.00132) | 47.08th | v3 (v2023.03.01) |
| Jan 16, 2024 | 0.33% (0.00330) | 67.97th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.27% (0.00268) | 62.54th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.76% (0.01765) | 76.56th | v2 (v2022.01.01) |
| Dec 3, 2022 | 1.76% (0.01765) | 75.95th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.61% (0.01611) | 73.77th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.61% (0.01611) | 52.54th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.37% (0.01374) | 32.00th | v1 |
| Jan 6, 2022 | 1.37% (0.01374) | 31.26th | v1 |
| Sep 1, 2021 | 1.37% (0.01374) | 70.79th | v1 |
| Apr 14, 2021 | 1.37% (0.01374) | 0.00th | v1 |
Weaknesses (1)
References (2)
- https://bugs.launchpad.net/calibre/+bug/1753870 x_refsource_CONFIRMExploitThird Party Advisory
- https://github.com/kovidgoyal/calibre/commit/aeb5b036a0bf657951756688b3c72bd68b6e4a7d x_refsource_CONFIRMPatch
| Link | Providers | Tags |
|---|---|---|
| https://bugs.launchpad.net/calibre/+bug/1753870 | x_refsource_CONFIRMExploitThird Party Advisory | |
| https://github.com/kovidgoyal/calibre/commit/aeb5b036a0bf657951756688b3c72bd68b6e4a7d | x_refsource_CONFIRMPatch |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 8, 2018
Updated Sep 17, 2024
Reserved Mar 8, 2018
Link CVE-2018-7889
CISA Vulnrichment
Updated n/a